Is CVE-2012-5332 being actively exploited?

CVE-2012-5332 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-5332?

CVE-2012-5332 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2012-5332

MEDIUM · CVSS 5.0EPSS 2.5%EU EUVD

at32 Reverse Proxy 1.060.310 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a long string in an HTTP header field, as demonstrated using the If-Unmodified-Since field.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS score: 2.5% (85th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-5255)
Published: October 8, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-5255 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

at32 / reverse proxy

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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