USN-6885-6: apache2 Ubuntu
Vulnerability summary
USN-6885-6 is a vulnerability in apache2 Ubuntu with no CVSS score yet.
Advisory lineage
Upstream 0 · Downstream 0 · Related 1Timeline
- 13-08-2025PublishedVulnerability first disclosed.
- 22-04-2026Last modifiedVulnerability information updated.
Description
apache2 regression USN-6885-1 fixed vulnerabilities in Apache. The patch for CVE-2024-38474 was incomplete and caused a regression. This update provides the fix for this issue. Original advisory details: Orange Tsai discovered that the Apache HTTP Server mod_rewrite module incorrectly handled certain substitutions. A remote attacker could possibly use this issue to execute scripts in directories not directly reachable by any URL, or cause a denial of service. Some environments may require using the new UnsafeAllow3F flag to handle unsafe substitutions. (CVE-2024-38474)
CVSS metrics
Risk metrics not yet published.
EPSS trend
No EPSS score has been published for this record yet.
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Ubuntu1 product
- apache2< 2.4.52-1ubuntu4.16 | < 2.4.58-1ubuntu8.8
1 vendor · 1 product