Vulnerability in dovecot 2.0 up to 2.2.33 and (CVE-2017-15132)
Summary
Vulnerability in dovecot 2.0 up to 2.2.33 and (CVE-2017-15132). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. The leak has impact in high performance configuration where same login processes are reused and can cause the process to crash due to memory exhaustion.
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2017-15132 has been found in dovecot 2.0 up to 2.2.33 and.
Risk of unauthorized operations or information disclosure.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "dovecot 2.0 up to 2.2.33 and CVE-2017-15132" on the vendor's site.
CVE-2017-15132 (dovecot 2.0 up to 2.2.33 and)
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (unclassified) exists in dovecot 2.0 up to 2.2.33 and.
Check the vendor advisory for the affected versions of dovecot 2.0 up to 2.2.33 and.
Severity: ?. Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで dovecot 2.0 up to 2.2.33 and を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Alpine Linux ALPINE-CVE-2017-15132 dovecot Fixed in: 2.3.1-r0
- Debian DEBIAN-CVE-2017-15132 dovecot Fixed in: 1:2.2.34-1
References
- advisory lists.debian.org
- advisory usn.ubuntu.com
- advisory usn.ubuntu.com
- advisory debian.org
- advisory dovecot.org
- patch bugzilla.redhat.com
- patch github.com