Alpine/dovecot: medium 5.5
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
Action: Upgrade dovecot to 2.3.15-r0 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.3.11 | 2.3.15-r0 | - |
Fixed versions
| 2.3.15-r0 |
Sources
- osv: ALPINE-CVE-2021-29157#Alpine:v3.18/dovecot
- https://security.alpinelinux.org/vuln/CVE-2021-29157
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