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Scientific Linux Security Update : httpd on SL7.x x86_64 (2022:0143)

critical Nessus Plugin ID 156803

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Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

The remote Scientific Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the SLSA-2022:0143-1 advisory.

 - httpd: mod_lua: Possible buffer overflow when parsing multipart content (CVE-2021-44790)

 - httpd: mod_session: Heap overflow via a crafted SessionHeader value (CVE-2021-26691)

 - httpd: NULL pointer dereference via malformed requests (CVE-2021-34798)

 - httpd: Out-of-bounds write in ap_escape_quotes() via malicious input (CVE-2021-39275)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://www.scientificlinux.org/category/sl-errata/slsa-20220143-1

Plugin Details

Severity: Critical

ID: 156803

File Name: sl_20220118_httpd_on_SL7_x.nasl

Version: 1.6

Type: local

Agent: unix

Published: 1/18/2022

Updated: 11/20/2023

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.2

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

CVSS Score Source: CVE-2021-44790

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

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:F/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:httpd-tools, p-cpe:/a:fermilab:scientific_linux:mod_ssl, p-cpe:/a:fermilab:scientific_linux:httpd, p-cpe:/a:fermilab:scientific_linux:httpd-manual, p-cpe:/a:fermilab:scientific_linux:mod_ldap, p-cpe:/a:fermilab:scientific_linux:mod_proxy_html, p-cpe:/a:fermilab:scientific_linux:httpd-debuginfo, cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:mod_session, p-cpe:/a:fermilab:scientific_linux:httpd-devel

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/18/2022

Vulnerability Publication Date: 6/6/2021

Reference Information

CVE: CVE-2021-26691, CVE-2021-34798, CVE-2021-39275, CVE-2021-44790

IAVA: 2021-A-0259-S, 2021-A-0440-S, 2021-A-0482, 2021-A-0604-S

RHSA: RHSA-2022:0143