Vulnerability Monitor

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CVE-2021-3762

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.

Published

2022-03-03T22:15:08.467

Last Modified

2024-11-21T06:22:21.860

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Secondary
CWE-22
Type: Primary
CWE-22

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	redhat	clair	< 0.4.8	Yes
Application	redhat	clair	< 0.5.5	Yes
Application	redhat	quay	3.5.6	Yes

References

https://bugzilla.redhat.com/show_bug.cgi?id=2000795 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://github.com/quay/clair/pull/1379 Patch, Third Party Advisory ([email protected])
https://github.com/quay/clair/pull/1380 Patch, Third Party Advisory ([email protected])
https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821 Patch, Third Party Advisory ([email protected])
https://github.com/quay/claircore/pull/478 Patch, Third Party Advisory ([email protected])
https://vulmon.com/exploitdetails?qidtp=maillist_oss_security&qid=d19fce9ede06e13dfb5630ece7f14f83 Exploit, Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=2000795 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/quay/clair/pull/1379 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/quay/clair/pull/1380 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/quay/claircore/pull/478 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://vulmon.com/exploitdetails?qidtp=maillist_oss_security&qid=d19fce9ede06e13dfb5630ece7f14f83 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)