Is CVE-2009-4911 being actively exploited?

CVE-2009-4911 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-4911?

CVE-2009-4911 has a CVSS 2.0 base score of 7.8 (HIGH).

CVE-2009-4911

HIGH · CVSS 7.8EPSS 1.2%EU EUVD

Unspecified vulnerability on Cisco Adaptive Security Appliances (ASA) 5580 series devices with software before 8.1(2) allows remote attackers to cause a denial of service (device crash) via vectors involving SSL VPN and PPPoE transactions, aka Bug ID CSCsm77958.

Key facts

CVSS score: 7.8 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS score: 1.2% (68th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-4874)
Published: June 29, 2010
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-4874 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

cisco / asa 5580

References

http://www.cisco.com/en/US/docs/security/asa/asa81/release/notes/asarn812.html(Patch)

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

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