AIX 7.3 TL 1 : zlib (IJ44986)

critical Nessus Plugin ID 178847

Synopsis

The remote AIX host is missing a security patch.

Description

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-37434 zlib is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by inflate in inflate.c. By using a large gzip header extra field, a remote attacker could overflow a buffer and execute arbitrary code on the system.

Solution

Install the appropriate interim fix.

See Also

https://aix.software.ibm.com/aix/efixes/security/zlib_advisory2.asc

Plugin Details

Severity: Critical

ID: 178847

File Name: aix_IJ44986.nasl

Version: 1.1

Type: local

Published: 7/26/2023

Updated: 7/31/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2022-37434

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: cpe:/o:ibm:aix:7.3

Required KB Items: Host/AIX/lslpp, Host/local_checks_enabled, Host/AIX/version

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/25/2023

Vulnerability Publication Date: 7/25/2023

Reference Information

CVE: CVE-2022-37434