Home/CVE/Integer overflow in the ap_pregsub function in server/util.c in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x th
CVE

CVE-2011-3607

Integer overflow in the ap_pregsub function in server/util.c in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x th

Integer overflow in the ap_pregsub function in server/util.c in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x through 2.2.21, when the mod_setenvif module is enabled, allows local users to gain privileges via a .htaccess file with a crafted SetEnvIf directive, in conjunction with a crafted HTTP request header, leading to a heap-based buffer overflow.

MEDIUM · CVSS 4.4 EPSS 0.00242
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0

Affected Products & Versions

1
apache http serverall versions

Scoring & Timeline

4.4
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:L/AC:M/Au:N/C:P/I:P/A:P
Published to NVD08 Nov 2011 · 11:55 AM

Vendor Advisories

6
suse-csafopenSUSE-SU-2024:10268-1
rhsaRHSA-2012:0128Moderate
rhsaRHSA-2012:0542Moderate
rhsaRHSA-2012:0323Moderate
🔗

References & Sources

45
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
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