Red Hat Security Advisory: httpd security update
Red Hat has issued a security advisory for the Apache HTTP Server (httpd) packages addressing multiple vulnerabilities in mod_rewrite and mod_proxy modules. The issues include improper escaping of output, substitution encoding problems, null pointer dereference, potential server-side request forgery (SSRF), and encoding problems. These vulnerabilities affect Red Hat Enterprise Linux 9 and its Extended Update Support and Extended Life Cycle versions across multiple architectures. The advisory rates the update as important and provides updated packages to remediate these issues.
AI Analysis
Technical Summary
The Red Hat security advisory RHSA-2024:4726 addresses five vulnerabilities in the Apache HTTP Server (httpd) packages. The issues include improper escaping of output (CVE-2024-38475) and substitution encoding problems (CVE-2024-38474) in the mod_rewrite module, a null pointer dereference (CVE-2024-38477) and encoding problem (CVE-2024-38473) in the mod_proxy module, and a potential SSRF vulnerability (CVE-2024-39573) also in mod_rewrite. These vulnerabilities affect Red Hat Enterprise Linux 9 and its Extended Update Support and Extended Life Cycle variants across multiple architectures. The advisory provides updated packages to remediate these vulnerabilities.
Potential Impact
The vulnerabilities impact the Apache HTTP Server's mod_rewrite and mod_proxy modules, potentially allowing improper output escaping, encoding issues, null pointer dereferences, and server-side request forgery (SSRF). These issues could lead to unexpected server behavior, crashes, or unauthorized requests initiated by the server. The advisory rates the security impact as Important (high severity). No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released updated httpd packages for Red Hat Enterprise Linux 9 and its variants to address these vulnerabilities. Users should apply the security update as detailed in Red Hat advisory RHSA-2024:4726 and the referenced article https://access.redhat.com/articles/11258. Applying these updates will remediate the identified issues. No additional mitigation steps are indicated by the vendor advisory.
Red Hat Security Advisory: httpd security update
Description
Red Hat has issued a security advisory for the Apache HTTP Server (httpd) packages addressing multiple vulnerabilities in mod_rewrite and mod_proxy modules. The issues include improper escaping of output, substitution encoding problems, null pointer dereference, potential server-side request forgery (SSRF), and encoding problems. These vulnerabilities affect Red Hat Enterprise Linux 9 and its Extended Update Support and Extended Life Cycle versions across multiple architectures. The advisory rates the update as important and provides updated packages to remediate these issues.
Affected software
pkg:rpm/redhat/httpdRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Red Hat security advisory RHSA-2024:4726 addresses five vulnerabilities in the Apache HTTP Server (httpd) packages. The issues include improper escaping of output (CVE-2024-38475) and substitution encoding problems (CVE-2024-38474) in the mod_rewrite module, a null pointer dereference (CVE-2024-38477) and encoding problem (CVE-2024-38473) in the mod_proxy module, and a potential SSRF vulnerability (CVE-2024-39573) also in mod_rewrite. These vulnerabilities affect Red Hat Enterprise Linux 9 and its Extended Update Support and Extended Life Cycle variants across multiple architectures. The advisory provides updated packages to remediate these vulnerabilities.
Potential Impact
The vulnerabilities impact the Apache HTTP Server's mod_rewrite and mod_proxy modules, potentially allowing improper output escaping, encoding issues, null pointer dereferences, and server-side request forgery (SSRF). These issues could lead to unexpected server behavior, crashes, or unauthorized requests initiated by the server. The advisory rates the security impact as Important (high severity). No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released updated httpd packages for Red Hat Enterprise Linux 9 and its variants to address these vulnerabilities. Users should apply the security update as detailed in Red Hat advisory RHSA-2024:4726 and the referenced article https://access.redhat.com/articles/11258. Applying these updates will remediate the identified issues. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2024:4726
- Cve Count
- 5
- Additional Cves
- ["CVE-2024-38474","CVE-2024-38475","CVE-2024-38477","CVE-2024-39573"]
- Cvss Version
- null
Threat ID: 6a419cbe27e9c79719ac011b
Added to database: 06/28/2026, 22:14:22 UTC
Last enriched: 06/28/2026, 22:39:26 UTC
Last updated: 06/30/2026, 02:51:10 UTC
Views: 7
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