Is CVE-2011-0923 in the CISA KEV catalog?

No. CVE-2011-0923 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-0923?

CVE-2011-0923 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2011-0923?

CVE-2011-0923 has an EPSS score of 81.08% (100th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2011-0923

HIGHEPSS 100th pctl

10.0

CVSS v2

NVD

Description

The client in HP Data Protector does not properly validate EXEC_CMD arguments, which allows remote attackers to execute arbitrary Perl code via a crafted command, related to the "local bin directory."

CWE-20Improper Input Validation

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

81.08%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

References

http://dvlabs.tippingpoint.com/blog/2011/02/07/zdi-disclosure-hp
http://marc.info/?l=bugtraq&m=130391284726795&w=2
http://securityreason.com/securityalert/8261
http://securityreason.com/securityalert/8323
http://securityreason.com/securityalert/8329
http://www.securityfocus.com/bid/46234
http://www.vupen.com/english/advisories/2011/0308
http://zerodayinitiative.com/advisories/ZDI-11-055/

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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.