What is CVE-2021-3762?

CVE-2021-3762 is a critical-severity vulnerability in Redhat Clair, classified under Path Traversal. CVSS score: 9.8/10. Published 2022-03-03.

How severe is CVE-2021-3762?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Path Traversal in Redhat Clair

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, potentiall…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.045 (90.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Redhat Clair
Redhat Quay — versions 3.5.6
N/a Quay/claircore — versions Affects v0.4.6 and higher, v0.5.3 and higher | Fixedin claircore v0.4.8, v0.5.5.

Weakness classification (CWE)

CWE-22 — Path Traversal

References

secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC)
secalert@redhat.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-3762?: CVE-2021-3762 is a critical-severity vulnerability in Redhat Clair, classified under Path Traversal. CVSS score: 9.8/10. Published 2022-03-03.
How severe is CVE-2021-3762?: Critical severity. CVSS v3 base score is 9.8 out of 10.