DEBIAN-CVE-2012-4557

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2012-4557
Downstream
DSA-2579-1
Published: 30 Nov 2012, 19:55
Last modified:28 Apr 2026, 20:12

Vulnerability Summary

Overall Risk (default)
minimal
0/100
CVSS Score
No data
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

30 Nov 2012, 19:55
Published
Vulnerability first disclosed
28 Apr 2026, 20:12
Last Modified
Vulnerability information updated

Description

The mod_proxy_ajp module in the Apache HTTP Server 2.2.12 through 2.2.21 places a worker node into an error state upon detection of a long request-processing time, which allows remote attackers to cause a denial of service (worker consumption) via an expensive request.

Affected Systems

  • debian•apache2

    < 2.2.22-1 | < 2.2.22-1 | < 2.2.22-1 | < 2.2.22-1

References (1)