Is CVE-2011-0266 in the CISA KEV catalog?

No. CVE-2011-0266 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-0266?

CVE-2011-0266 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2011-0266?

CVE-2011-0266 has an EPSS score of 70.11% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2011-0266

HIGHEPSS 99th pctl

10.0

CVSS v2

NVD

Description

Buffer overflow in nnmRptConfig.exe in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allows remote attackers to execute arbitrary code via a long nameParams parameter, a different vulnerability than CVE-2011-0267.2.

CWE-119Buffer Overflow

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

70.11%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

http://securityreason.com/securityalert/8151
http://www.securityfocus.com/archive/1/515628
http://www.securityfocus.com/bid/45762
http://www.securitytracker.com/id?1024951
http://www.vupen.com/english/advisories/2011/0085
http://www.zerodayinitiative.com/advisories/ZDI-11-008/
https://exchange.xforce.ibmcloud.com/vulnerabilities/64650

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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.