Alpine: libldap, multiple openldap packages: security update to 2.4.26-r2 (deprecated)

high Tenable Cloud Security Plugin ID 401306

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

- Off-by-one error in the UTF8StringNormalize function in OpenLDAP 2.4.26 and earlier allows remote
attackers to cause a denial of service (slapd crash) via a zero-length string that triggers a heap-based
buffer overflow, as demonstrated using an empty postalAddressAttribute value in an LDIF entry.
(CVE-2011-4079)

Plugin Details

Severity: High

ID: 401306

Version: Revision 1.23

Type: Local

Family: Alpine Linux Local Security Checks

Published: 8/16/2023

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS Score Source: CVE-2011-4079

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 11/22/2011

Vulnerability Publication Date: 10/26/2011

Reference Information

CVE: CVE-2011-4079

BID: 50384

Detections

Analytics