CVEs from 2021

4,795 normalized CVEs published or assigned in this year.

Total
4,795
critical
critical 281
high
high 1,022
medium
medium 1,179
low
low 138
% Critical
5.9%
% with KEV
4.4%
% with exploit
5.3%

Top products

  • simatic_wincc_runtime_advanced 28
  • office 13
  • primavera_gateway 10
  • weblogic_server 9
  • primavera_unifier 8
  • modicon_m340_bmxp342020 8
  • log4j 8
  • mbed_tls 8
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CVE Severity CVSS Risk Flags OS Vendor Published Description
CVE-2021-30501 medium 5.5 An assertion abort was found in upx MemBuffer::alloc() in mem.cpp, in version UPX 4.0.0. The flow allows attackers to cause a denial of service (abort) via a crafted file.
CVE-2021-44847 medium 5.5 A stack-based buffer overflow in handle_request function in DHT.c in toxcore 0.1.9 through 0.1.11 and 0.2.0 through 0.2.12 (caused by an improper length calculation during the handling of received ne…
CVE-2021-3530 medium 5.5 A flaw was discovered in GNU libiberty within demangle_path() in rust-demangle.c, as distributed in GNU Binutils version 2.36. A crafted symbol can cause stack memory to be exhausted leading to a cra…
CVE-2021-38295 medium 5.5 privilege escalation in couchdb
CVE-2021-20285 medium 5.5 A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service (SEGV or buffer overflow and application crash) or possibly have unspecified other…
CVE-2021-20307 medium 5.5 Format string vulnerability in panoFileOutputNamesCreate() in libpano13 2.9.20~rc2+dfsg-3 and earlier can lead to read and write arbitrary memory values.
CVE-2021-31523 medium 5.5 The Debian xscreensaver 5.42+dfsg1-1 package for XScreenSaver has cap_net_raw enabled for the /usr/libexec/xscreensaver/sonar file, which allows local users to gain privileges because this is arguabl…
CVE-2021-37746 medium 5.5 textview_uri_security_check in textview.c in Claws Mail before 3.18.0, and Sylpheed through 3.7.0, does not have sufficient link checks before accepting a click.
CVE-2021-30199 medium 5.5 In filters/reframe_latm.c in GPAC 1.0.1 there is a Null Pointer Dereference, when gf_filter_pck_get_data is called. The first arg pck may be null with a crafted mp4 file,which results in a crash.
CVE-2021-38171 medium 5.5 adts_decode_extradata in libavformat/adtsenc.c in FFmpeg 4.4 does not check the init_get_bits return value, which is a necessary step because the second argument to init_get_bits can be crafted.
CVE-2021-40530 medium 5.5 The ElGamal implementation in Crypto++ through 8.5 allows plaintext recovery because, during interaction between two cryptographic libraries, a certain dangerous combination of the prime defined by t…
CVE-2021-34338 medium 5.5 multiple issues in ming
CVE-2021-32277 medium 5.5 An issue was discovered in faad2 through 2.10.0. A heap-buffer-overflow exists in the function sbr_qmf_analysis_32 located in sbr_qmf.c. It allows an attacker to cause code Execution.
CVE-2021-42379 medium 5.5 A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the next_input_file function
CVE-2021-44538 medium 5.5 The olm_session_describe function in Matrix libolm before 3.2.7 is vulnerable to a buffer overflow. The Olm session object represents a cryptographic channel between two parties. Therefore, its state…
CVE-2021-30470 medium 5.5 A flaw was found in PoDoFo 0.9.7. An uncontrolled recursive call among PdfTokenizer::ReadArray(), PdfTokenizer::GetNextVariant() and PdfTokenizer::ReadDataType() functions can lead to a stack overflo…
CVE-2021-33366 medium 5.5 Memory leak in the gf_isom_oinf_read_entry function in MP4Box in GPAC 1.0.1 allows attackers to read memory via a crafted file.
CVE-2021-31262 medium 5.5 The AV1_DuplicateConfig function in GPAC 1.0.1 allows attackers to cause a denial of service (NULL pointer dereference) via a crafted file in the MP4Box command.
CVE-2021-21898 medium 5.5 A code execution vulnerability exists in the dwgCompressor::decompress18() functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dwg file can lead to an out-of-bounds write.…
CVE-2021-33361 medium 5.5 Memory leak in the afra_box_read function in MP4Box in GPAC 1.0.1 allows attackers to read memory via a crafted file.
CVE-2021-31261 medium 5.5 The gf_hinter_track_new function in GPAC 1.0.1 allows attackers to read memory via a crafted file in the MP4Box command.
CVE-2021-21854 medium 5.5 Multiple exploitable integer overflow vulnerabilities exist within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input can cause…
CVE-2021-39240 medium 5.5 An issue was discovered in HAProxy 2.2 before 2.2.16, 2.3 before 2.3.13, and 2.4 before 2.4.3. It does not ensure that the scheme and path portions of a URI have the expected characters. For example,…
CVE-2021-32274 medium 5.5 An issue was discovered in faad2 through 2.10.0. A heap-buffer-overflow exists in the function sbr_qmf_synthesis_64 located in sbr_qmf.c. It allows an attacker to cause code Execution.
CVE-2021-31258 medium 5.5 The gf_isom_set_extraction_slc function in GPAC 1.0.1 allows attackers to cause a denial of service (NULL pointer dereference) via a crafted file in the MP4Box command.
CVE-2021-37595 medium 5.5 In FreeRDP before 2.4.0 on Windows, wf_cliprdr_server_file_contents_request in client/Windows/wf_cliprdr.c has missing input checks for a FILECONTENTS_RANGE File Contents Request PDU.
CVE-2021-39537 medium 5.5 An issue was discovered in ncurses through v6.2-1. _nc_captoinfo in captoinfo.c has a heap-based buffer overflow.
CVE-2021-3700 medium 5.5 A use-after-free vulnerability was found in usbredir in versions prior to 0.11.0 in the usbredirparser_serialize() in usbredirparser/usbredirparser.c. This issue occurs when serializing large amounts…
CVE-2021-23191 medium 5.5 A security issue was found in htmldoc v1.9.12 and before. A NULL pointer dereference in the function image_load_jpeg() in image.cxx may result in denial of service.
CVE-2021-33481 medium 5.5 A stack-based buffer overflow vulnerability was discovered in gocr through 0.53-20200802 in try_to_divide_boxes() in pgm2asc.c.
CVE-2021-1077 medium 5.5 NVIDIA GPU Display Driver for Windows and Linux, R450 and R460 driver branch, contains a vulnerability where the software uses a reference count to manage a resource that is incorrectly updated, whic…
CVE-2021-20246 medium 5.5 A flaw was found in ImageMagick in MagickCore/resample.c. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of math division by zero…
CVE-2021-3657 medium 5.5 A flaw was found in mbsync versions prior to 1.4.4. Due to inadequate handling of extremely large (>=2GiB) IMAP literals, malicious or compromised IMAP servers, and hypothetically even external email…
CVE-2021-3598 medium 5.5 There's a flaw in OpenEXR's ImfDeepScanLineInputFile functionality in versions prior to 3.0.5. An attacker who is able to submit a crafted file to an application linked with OpenEXR could cause an ou…
CVE-2021-33365 medium 5.5 Memory leak in the gf_isom_get_root_od function in MP4Box in GPAC 1.0.1 allows attackers to read memory via a crafted file.
CVE-2021-26933 medium 5.5 An issue was discovered in Xen 4.9 through 4.14.x. On Arm, a guest is allowed to control whether memory accesses are bypassing the cache. This means that Xen needs to ensure that all writes (such as …
CVE-2021-37156 medium 5.5 Redmine 4.2.0 and 4.2.1 allow existing user sessions to continue upon enabling two-factor authentication for the user's account, but the intended behavior is for those sessions to be terminated.
CVE-2021-42384 medium 5.5 A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the handle_special function
CVE-2021-36584 medium 5.5 An issue was discovered in GPAC 1.0.1. There is a heap-based buffer overflow in the function gp_rtp_builder_do_tx3g function in ietf/rtp_pck_3gpp.c, as demonstrated by MP4Box. This can cause a denial…
CVE-2021-22117 medium 5.5 RabbitMQ installers on Windows prior to version 3.8.16 do not harden plugin directory permissions, potentially allowing attackers with sufficient local filesystem permissions to add arbitrary plugins.
CVE-2021-27799 medium 5.5 ean_leading_zeroes in backend/upcean.c in Zint Barcode Generator 2.9.1 has a stack-based buffer overflow that is reachable from the C API through an application that includes the Zint Barcode Generat…
CVE-2021-47670 medium 5.5 10mo ago In the Linux kernel, the following vulnerability has been resolved: can: peak_usb: fix use after free bugs After calling peak_usb_netif_rx_ni(skb), dereferencing skb is unsafe. Especially, the can_…
CVE-2021-47185 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: tty: tty_buffer: Fix the softlockup issue in flush_to_ldisc When running ltp testcase(ltp/testcases/kernel/pty/pty04.c) with arm6…
CVE-2021-47457 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: can: isotp: isotp_sendmsg(): add result check for wait_event_interruptible() Using wait_event_interruptible() to wait for complet…
CVE-2021-47454 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: powerpc/smp: do not decrement idle task preempt count in CPU offline With PREEMPT_COUNT=y, when a CPU is offlined and then online…
CVE-2021-47505 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: aio: fix use-after-free due to missing POLLFREE handling signalfd_poll() and binder_poll() are special in that they use a waitque…
CVE-2021-47428 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: fix program check interrupt emergency stack path Emergency stack path was jumping into a 3: label inside the __GEN_C…
CVE-2021-43612 medium 5.5 2y ago Moderate: lldpd security update
CVE-2021-47098 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: hwmon: (lm90) Prevent integer overflow/underflow in hysteresis calculations Commit b50aa49638c7 ("hwmon: (lm90) Prevent integer u…
CVE-2021-47429 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix unrecoverable MCE calling async handler from NMI The machine check handler is not considered NMI on 64s. The ear…
CVE-2021-47383 medium 5.5 2y ago Moderate: kernel security update
CVE-2021-47385 medium 5.5 2y ago Moderate: kernel security update
CVE-2021-47459 medium 5.5 2y ago Moderate: kernel security update
CVE-2021-47400 medium 5.5 2y ago Moderate: kernel security and bug fix update
CVE-2021-41092 medium 5.5 2y ago Docker CLI is the command line interface for the docker container runtime. A bug was found in the Docker CLI where running `docker login my-private-registry.example.com` with a misconfigured configur…
CVE-2021-41089 medium 5.5 2y ago Moby is an open-source project created by Docker to enable software containerization. A bug was found in Moby (Docker Engine) where attempting to copy files using `docker cp` into a specially-crafted…
CVE-2021-47013 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: net:emac/emac-mac: Fix a use after free in emac_mac_tx_buf_send In emac_mac_tx_buf_send, it calls emac_tx_fill_tpd(..,skb,..). If…
CVE-2021-46934 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: i2c: validate user data in compat ioctl Wrong user data may cause warning in i2c_transfer(), ex: zero msgs. Userspace should not …
CVE-2021-47055 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: mtd: require write permissions for locking and badblock ioctls MEMLOCK, MEMUNLOCK and OTPLOCK modify protection bits. Thus requir…
CVE-2021-47118 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: pid: take a reference when initializing `cad_pid` During boot, kernel_init_freeable() initializes `cad_pid` to the init task's st…
CVE-2021-47153 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: i2c: i801: Don't generate an interrupt on bus reset Now that the i2c-i801 driver supports interrupts, setting the KILL bit in a a…
CVE-2021-47171 medium 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: net: usb: fix memory leak in smsc75xx_bind Syzbot reported memory leak in smsc75xx_bind(). The problem was is non-freed memory in…
CVE-2021-3753 medium 5.5 2y ago A race problem was seen in the vt_k_ioctl in drivers/tty/vt/vt_ioctl.c in the Linux kernel, which may cause an out of bounds read in vt as the write access to vc_mode is not protected by lock-in vt_i…
CVE-2021-4204 medium 5.5 2y ago An out-of-bounds (OOB) memory access flaw was found in the Linux kernel's eBPF due to an Improper Input Validation. This flaw allows a local attacker with a special privilege to crash the system or l…
CVE-2021-47316 medium 5.5 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: nfsd: fix NULL dereference in nfs3svc_encode_getaclres In error cases the dentry may be NULL. Before 20798dfe249a, the encoder a…
CVE-2021-41244 medium 5.5 2y ago access restriction bypass in grafana
CVE-2021-40153 medium 5.5 2y ago Moderate: squashfs-tools security update
CVE-2021-29390 medium 5.5 2y ago Moderate: libjpeg-turbo security update
CVE-2021-41043 medium 5.5 2y ago RHSA-2024:0769: tcpdump security update (Moderate)
CVE-2021-41072 medium 5.5 2y ago Moderate: squashfs-tools security update
CVE-2021-3382 medium 5.5 2y ago Buffer Overflow in gitea in code.gitea.io/gitea
CVE-2021-47188 medium 5.5 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Improve SCSI abort handling The following has been observed on a test setup: WARNING: CPU: 4 PID: 250 at driver…
CVE-2021-47002 medium 5.5 5.5 2y ago In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix null pointer dereference in svc_rqst_free() When alloc_pages_node() returns null in svc_rqst_alloc(), the null rq_scr…
CVE-2021-41091 medium 5.5 2y ago Moby is an open-source project created by Docker to enable software containerization. A bug was found in Moby (Docker Engine) where the data directory (typically `/var/lib/docker`) contained subdirec…
CVE-2021-21334 medium 5.5 2y ago containerd environment variable leak
CVE-2021-3282 medium 5.5 2y ago Improper Authentication in HashiCorp Vault in github.com/hashicorp/vault
CVE-2021-21285 medium 5.5 2y ago In Docker before versions 9.03.15, 20.10.3 there is a vulnerability in which pulling an intentionally malformed Docker image manifest crashes the dockerd daemon. Versions 20.10.3 and 19.03.15 contain…
CVE-2021-21284 medium 5.5 2y ago In Docker before versions 9.03.15, 20.10.3 there is a vulnerability involving the --userns-remap option in which access to remapped root allows privilege escalation to real root. When using "--userns…
CVE-2021-35937 medium 5.5 2y ago Moderate: rpm security update
CVE-2021-35938 medium 5.5 2y ago Moderate: rpm security update
CVE-2021-35939 medium 5.5 2y ago Moderate: rpm security update
CVE-2021-32142 medium 5.5 3y ago RHSA-2024:2994: LibRaw security update (Moderate)
CVE-2021-3502 medium 5.5 3y ago Moderate: avahi security update
CVE-2021-3468 medium 5.5 3y ago Moderate: avahi security update
CVE-2021-43784 medium 5.5 3y ago Moderate: runc security update
CVE-2021-33643 medium 5.5 3y ago RHSA-2023:2898: libtar security update (Moderate)
CVE-2021-33646 medium 5.5 3y ago RHSA-2023:2898: libtar security update (Moderate)
CVE-2021-33645 medium 5.5 3y ago RHSA-2023:2898: libtar security update (Moderate)
CVE-2021-33644 medium 5.5 3y ago RHSA-2023:2898: libtar security update (Moderate)
CVE-2021-3782 medium 5.5 3y ago RHSA-2023:2786: wayland security, bug fix, and enhancement update (Moderate)
CVE-2021-46790 medium 5.5 3y ago RHSA-2023:2757: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update (Moderate)
CVE-2021-46829 medium 5.5 3y ago Moderate: gdk-pixbuf2 security update
CVE-2021-44648 medium 5.5 3y ago Moderate: gdk-pixbuf2 security update
CVE-2021-46822 medium 5.5 3y ago Moderate: libjpeg-turbo security update
CVE-2021-43519 medium 5.5 3y ago Moderate: lua security update
CVE-2021-44964 medium 5.5 3y ago Moderate: lua security update
CVE-2021-44906 medium 5.5 3y ago RHSA-2023:0050: nodejs:14 security, bug fix, and enhancement update (Moderate)
CVE-2021-46848 medium 5.5 3y ago RHSA-2023:0116: libtasn1 security update (Moderate)
CVE-2021-33621 medium 5.5 4y ago RHSA-2024:3500: ruby:3.0 security update (Moderate)
CVE-2021-47657 medium 5.5 4y ago In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Ensure that objs is not NULL in virtio_gpu_array_put_free() If virtio_gpu_object_shmem_init() fails (e.g. due to faul…