CVE-2021-3762
quay/claircore: directory traversal when scanning crafted container image layer allows for arbitrary file write
Severidad por fuente
La etiqueta propia de Trivy es CRITICAL. Crítica según NVD, Red Hat. Más baja según GHSA (alta).
Descripción
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.
Paquetes afectados y versiones corregidas
| Fuente | Paquete | Corregido en |
|---|---|---|
| go::GitHub Security Advisory Go | github.com/quay/claircore | 0.4.8, 1.1.0, 0.5.5 |
Referencias
- https://access.redhat.com/security/cve/CVE-2021-3762
- 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
- https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821
- https://github.com/quay/claircore/commit/dff671c665141f126c072de8a744855d4916c9c7
- https://github.com/quay/claircore/commit/ed5f52aec1c82746725e9cc23e98316eab8be25a
Las 16 referencias
- https://github.com/quay/claircore/commits/v0.4.8
- https://github.com/quay/claircore/commits/v0.5.5
- https://github.com/quay/claircore/commits/v1.1.0
- https://github.com/quay/claircore/pull/478
- https://nvd.nist.gov/vuln/detail/CVE-2021-3762
- https://pkg.go.dev/vuln/GO-2022-0346
- https://vulmon.com/exploitdetails?qidtp=maillist_oss_security&qid=d19fce9ede06e13dfb5630ece7f14f83
- https://www.cve.org/CVERecord?id=CVE-2021-3762