CVE-2021-3762
9.8
CRITICAL · CVSS 3.1 · EPSS 4.8% (pctl 92)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
A directory traversal vulnerability was found in the ClairCore engine of Clair. An attacker can exploit this by supplying a crafted container image which, when scanned by Clair, allows for arbitrary file write on the filesystem, potentially allowing for remote code execution.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 4.82% — more likely to be exploited than 92% of all CVEs |
| Weakness | CWE-22 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-03-03 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| redhat | clair |
| redhat | quay |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2000795
- https://github.com/quay/clair/pull/1379
- https://github.com/quay/clair/pull/1380
- https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821
- https://github.com/quay/claircore/pull/478
- https://vulmon.com/exploitdetails?qidtp=maillist_oss_security&qid=d19fce9ede06e13dfb5630ece7f14f83
- https://bugzilla.redhat.com/show_bug.cgi?id=2000795
- https://github.com/quay/clair/pull/1379
- https://github.com/quay/clair/pull/1380
- https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821
- https://github.com/quay/claircore/pull/478
- https://vulmon.com/exploitdetails?qidtp=maillist_oss_security&qid=d19fce9ede06e13dfb5630ece7f14f83
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