CentOS 7 : httpd (CESA-2021:3856)
critical Nessus Plugin ID 155541
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Synopsis
The remote CentOS Linux host is missing a security update.Description
The remote CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:3856 advisory.- httpd: mod_proxy: SSRF via a crafted request uri-path containing unix: (CVE-2021-40438)
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
Plugin Details
Severity: Critical
ID: 155541
File Name: centos_RHSA-2021-3856.nasl
Version: 1.6
Type: local
Agent: unix
Family: CentOS Local Security Checks
Published: 11/17/2021
Updated: 1/26/2022
Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure
Risk Information
CVSS Score Source: CVE-2021-40438
VPR
Risk Factor: Critical
Score: 10
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5.9
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Temporal Vector: E:H/RL:OF/RC:C
CVSS v3
Risk Factor: Critical
Base Score: 9
Temporal Score: 8.6
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Temporal Vector: E:H/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:centos:centos:httpd, p-cpe:/a:centos:centos:httpd-devel, p-cpe:/a:centos:centos:httpd-manual, p-cpe:/a:centos:centos:httpd-tools, p-cpe:/a:centos:centos:mod_ldap, p-cpe:/a:centos:centos:mod_proxy_html, p-cpe:/a:centos:centos:mod_session, p-cpe:/a:centos:centos:mod_ssl, cpe:/o:centos:centos:7
Required KB Items: Host/local_checks_enabled, Host/CentOS/release, Host/CentOS/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 11/17/2021
Vulnerability Publication Date: 9/16/2021
CISA Known Exploited Dates: 12/15/2021
Reference Information
CVE: CVE-2021-40438