CVE-2012-3526

CVE-2012-3526 is a medium-severity vulnerability in Thomas Eibner Mod Rpaf with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The reverse proxy add forward module (mod_rpaf) 0.5 and 0.6 for the Apache HTTP Server allows remote attackers to cause a denial of service (server or application crash) via multiple X-Forwarded-For headers in a request.

Frequently asked questions

What is CVE-2012-3526?
The reverse proxy add forward module (mod_rpaf) 0.5 and 0.6 for the Apache HTTP Server allows remote attackers to cause a denial of service (server or application crash) via multiple X-Forwarded-For headers in a request.
How severe is CVE-2012-3526?
CVE-2012-3526 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2012-3526 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3526?
CVE-2012-3526 primarily affects Thomas Eibner Mod Rpaf. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3526?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-3526 published?
CVE-2012-3526 was published on 2012-09-05 and last updated on 2026-06-16.

References

Affected products (2)

Threat intelligence

Threat-intel indicators referencing this CVE: