Is CVE-2012-5963 in the CISA KEV catalog?

No. CVE-2012-5963 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2012-5963?

CVE-2012-5963 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2012-5963?

CVE-2012-5963 has an EPSS score of 36.93% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2012-5963

HIGHEPSS 98th pctl

10.0

CVSS v2

NVD

Description

Stack-based buffer overflow in the unique_service_name function in ssdp/ssdp_server.c in the SSDP parser in the portable SDK for UPnP Devices (aka libupnp, formerly the Intel SDK for UPnP devices) 1.3.1 allows remote attackers to execute arbitrary code via a long UDN (aka uuid) field within a string that lacks a :: (colon colon) in a UDP packet.

CWE-119Buffer Overflow

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

36.93%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.