CVE-2017-12988
critical
CVSS v3
9.8
CVSS v4 NEW
—
VIR risk
9.8
Description
The telnet parser in tcpdump before 4.9.2 has a buffer over-read in print-telnet.c:telnet_parse().
Predictions
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Arch Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Fixed | 4.9.2-1 |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 4.9.2-1 |
| sid | Fixed | 4.9.2-1 |
| forky | Fixed | 4.9.2-1 |
| bullseye | Fixed | 4.9.2-1 |
| bookworm | Fixed | 4.9.2-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| tcpdump | tcpdump | {"endIncluding":"4.9.1"} | |
References
- https://security.archlinux.org/ASA-201709-5
- http://www.debian.org/security/2017/dsa-3971
- http://www.securitytracker.com/id/1039307
- http://www.tcpdump.org/tcpdump-changes.txt
- https://access.redhat.com/errata/RHEA-2018:0705
- https://github.com/the-tcpdump-group/tcpdump/commit/8934a7d6307267d301182f19ed162563717e29e3
- https://security.gentoo.org/glsa/201709-23
- https://support.apple.com/HT208221
- https://www.suse.com/security/cve/CVE-2017-12988.html
- https://security-tracker.debian.org/tracker/CVE-2017-12988
CWEs
CWE-125
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.