Is CVE-2011-0273 in the CISA KEV catalog?

No. CVE-2011-0273 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-0273?

CVE-2011-0273 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2011-0273?

CVE-2011-0273 has an EPSS score of 13.39% (96th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2011-0273

HIGHEPSS 96th pctl

9.3

CVSS v2

NVD

Description

Buffer overflow in crs.exe in HP OpenView Storage Data Protector Cell Manager 6.11 allows remote attackers to execute arbitrary code via unspecified message types.

CWE-119Buffer Overflow

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

13.39%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

http://osvdb.org/70621
http://secunia.com/advisories/42997
http://securitytracker.com/id?1024983
http://www.itrc.hp.com/service/cki/docDisplay.do?docId=emr_na-c02688353
http://www.vupen.com/english/advisories/2011/0177
http://www.zerodayinitiative.com/advisories/ZDI-11-024/
https://exchange.xforce.ibmcloud.com/vulnerabilities/64818

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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.