CVE-2011-1547

Description

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.

Category

6.8
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 14.94% Top 10%
Vendor Advisory netbsd.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.kb.cert.org/vuls/id/668220 third party advisory us government resource
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 mailing list

Frequently Asked Questions

What is the severity of CVE-2011-1547?
CVE-2011-1547 has been scored as a medium severity vulnerability.
How to fix CVE-2011-1547?
To fix CVE-2011-1547, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-1547 being actively exploited in the wild?
It is possible that CVE-2011-1547 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~15% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.