Detections
Analytics
RHEL 7 : httpd24-httpd (RHSA-2021:3754)
critical Nessus Plugin ID 154019
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Synopsis
The remote Red Hat host is missing a security update for httpd24-httpd.Description
The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:3754 advisory.The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.
Security Fix(es):
* httpd: mod_proxy: SSRF via a crafted request uri-path containing unix: (CVE-2021-40438)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
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 RHEL httpd24-httpd package based on the guidance in RHSA-2021:3754.See Also
http://www.nessus.org/u?14d17d71
https://access.redhat.com/security/updates/classification/#important
Plugin Details
Severity: Critical
ID: 154019
File Name: redhat-RHSA-2021-3754.nasl
Version: 1.13
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 10/12/2021
Updated: 11/7/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: High
Score: 8.1
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5.6
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2021-40438
CVSS v3
Risk Factor: Critical
Base Score: 9
Temporal Score: 8.3
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:httpd24-httpd-manual, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:httpd24-mod_ldap, p-cpe:/a:redhat:enterprise_linux:httpd24-mod_session, p-cpe:/a:redhat:enterprise_linux:httpd24-httpd-devel, p-cpe:/a:redhat:enterprise_linux:httpd24-mod_proxy_html, p-cpe:/a:redhat:enterprise_linux:httpd24-mod_ssl, p-cpe:/a:redhat:enterprise_linux:httpd24-httpd-tools, p-cpe:/a:redhat:enterprise_linux:httpd24-httpd
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 10/11/2021
Vulnerability Publication Date: 9/16/2021
CISA Known Exploited Vulnerability Due Dates: 12/15/2021
Reference Information
CVE: CVE-2021-40438