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CVE-2017-15132

Date: January 24, 2018

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.

Language: C

Severity Score

Related Resources (12)

https://nvd.nist.gov/vuln/detail/CVE-2017-15132
https://github.com/dovecot/core/commit/1a29ed2f96da1be22fa5a4d96c7583aa81b8b060.patch
https://lists.debian.org/debian-lts-announce/2018/03/msg00036.html
https://www.debian.org/security/2018/dsa-4130
https://access.redhat.com/security/cve/CVE-2017-15132
https://usn.ubuntu.com/3556-1/
https://bugzilla.redhat.com/show_bug.cgi?id=1532768
https://www.dovecot.org/list/dovecot-news/2018-February/000370.html
https://usn.ubuntu.com/3556-2/
https://security-tracker.debian.org/tracker/CVE-2017-15132
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-15132
https://www.mend.io/vulnerability-database/CVE-2017-15132

Severity Score

Weakness Type (CWE)

Authentication Issues

CWE-287

Resource Management Errors

CWE-399

Missing Release of Resource after Effective Lifetime

CWE-772

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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