CVE-2021-3762

CWE-22 — Path Traversal6 documents5 sources
Severity
9.8CRITICAL
EPSS
8.7%
top 7.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Github.com Quay/claircoreRedhat ClairQuay Claircore+1 more
Timeline
PublishedMar 3
Latest updateJul 15

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages4 packages

▶Gogithub.com/quay/claircore1.0.0 — 1.1.0+3
▶CVEListV5quay/claircoreAffects v0.4.6 and higher, v0.5.3 and higher | Fixedin claircore v0.4.8, v0.5.5.
▶NVDredhat/clair0.4.6 — 0.4.8+1
▶NVDredhat/quay3.5.6

Patches

Patch: bugzilla.redhat.com ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

4
OSV
Path traversal in github.com/quay/claircore↗2022-07-15
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OSV
Path traversal in claircore↗2022-03-04
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GHSA
Path traversal in claircore↗2022-03-04
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CVEList
CVE-2021-3762: A directory traversal vulnerability was found in the ClairCore engine of Clair↗2022-03-03
▶

📋Vendor Advisories

1
Red Hat
quay/claircore: directory traversal when scanning crafted container image layer allows for arbitrary file write↗2021-09-28
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