VDB

DEBIAN-CVE-2021-29157

DEBIAN-CVE-2021-29157 PUBLISHED CVSS 5.5 MEDIUM

Dovecot before 2.3.15 allows ../ Path Traversal. An attacker with access to the local filesystem can trick OAuth2 authentication into using an HS256 validation key from an attacker-controlled location. This occurs during use of local JWT validation with the posix fs driver.

Risk Scores

CVSS v3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected Products

VendorProductVersions
Debian:13dovecot0, 0, 0
Debian:12dovecot0, 0, 0
Debian:11dovecot0, 0, 0
Debian:14dovecot0, 0, 0

Timeline

  • Jun 28, 2021 CVE Published
  • Apr 28, 2026 CVE Updated
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