Is CVE-2011-1547 being actively exploited?

CVE-2011-1547 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-1547?

CVE-2011-1547 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2011-1547

MEDIUM · CVSS 6.8EPSS 5.1%EU EUVD

Multiple stack consumption vulnerabilities in the kernel in NetBSD 4.0, 5.0 before 5.0.3, and 5.1 before 5.1.1, when IPsec is enabled, allow remote attackers to cause a denial of service (memory corruption and panic) or possibly have unspecified other impact via a crafted (1) IPv4 or (2) IPv6 packet with nested IPComp headers.

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-119
EPSS score: 5.1% (92th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-1548)
Published: May 9, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-1548 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

netbsd / netbsd
netbsd / netbsd
netbsd / netbsd
netbsd / netbsd
netbsd / netbsd

References

http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2011-004.txt.asc(Vendor Advisory)
http://lists.grok.org.uk/pipermail/full-disclosure/2011-April/080031.html
http://www.kb.cert.org/vuls/id/668220(US Government Resource)

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

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