Missing Release of Resource after Effective Lifetime Affecting 389-ds package, versions <1.4.0.26~git0.8a2d3de6f-4.14.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
8.2% (95th percentile)

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  • Snyk IDSNYK-SLES151-389DS-2738900
  • published14 Apr 2022
  • disclosed15 Aug 2019

Introduced: 15 Aug 2019

CVE-2019-3883  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 389-ds to version 1.4.0.26~git0.8a2d3de6f-4.14.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream 389-ds package and not the 389-ds package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

In 389-ds-base up to version 1.4.1.2, requests are handled by workers threads. Each sockets will be waited by the worker for at most 'ioblocktimeout' seconds. However this timeout applies only for un-encrypted requests. Connections using SSL/TLS are not taking this timeout into account during reads, and may hang longer.An unauthenticated attacker could repeatedly create hanging LDAP requests to hang all the workers, resulting in a Denial of Service.

CVSS Base Scores

version 3.1