CVE-2020-10648
high
CVSS v3
7.8
CVSS v4 NEW
—
VIR risk
7.8
Description
Das U-Boot through 2020.01 allows attackers to bypass verified boot restrictions and subsequently boot arbitrary images by providing a crafted FIT image to a system configured to boot the default configuration.
Predictions
Exploit likelihood
75%
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 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 15.2 | Affected | — |
| — | Affected | — |
Arch Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Fixed | 2020.04-1 |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 2020.04+dfsg-1 |
| sid | Fixed | 2020.04+dfsg-1 |
| forky | Fixed | 2020.04+dfsg-1 |
| bullseye | Fixed | 2020.04+dfsg-1 |
| bookworm | Fixed | 2020.04+dfsg-1 |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00030.html
- http://www.openwall.com/lists/oss-security/2020/03/18/5
- https://github.com/u-boot/u-boot/commits/master
- https://labs.f-secure.com/advisories/das-u-boot-verified-boot-bypass/
- https://cert-portal.siemens.com/productcert/html/ssa-577017.html
- https://www.suse.com/security/cve/CVE-2020-10648.html
- https://security-tracker.debian.org/tracker/CVE-2020-10648
CWEs
CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.