CVE-2007-1841: Medium severity Ipsec-tools Ipsec-tools vulnerability
Published Apr 10, 2007
·Updated
The isakmpinforecv function in src/racoon/isakmpinf.c in racoon in Ipsec-tools before 0.6.7 allows remote attackers to cause a denial of service (tunnel crash) via crafted (1) DELETE (ISAKMPNPTYPED) and (2) NOTIFY (ISAKMPNPTYPEN) messages.
Affected Software
1 affected component
Ipsec-tools Ipsec-tools<=0.6.2
Remediation
Event History
Apr 10, 2007
CVE Published
10:19 PM
Apr 11, 2007
CVE Published
via MITRE·02:00 AM
Data Sourced
via MITRE·02:00 AM
Description
Frequently Asked Questions
1
What is the severity of CVE-2007-1841?
CVE-2007-1841 has a severity rating of medium due to its potential to cause denial of service.
2
How do I fix CVE-2007-1841?
To fix CVE-2007-1841, upgrade to Ipsec-tools version 0.6.7 or later.
3
What types of attacks are facilitated by CVE-2007-1841?
CVE-2007-1841 enables remote attackers to crash VPN tunnels by sending specially crafted ISAKMP messages.
4
Which versions of Ipsec-tools are affected by CVE-2007-1841?
CVE-2007-1841 affects Ipsec-tools versions earlier than 0.6.7.
5
Is there a workaround for CVE-2007-1841 if I cannot upgrade?
Temporary workarounds include implementing strict firewall rules to filter out malicious ISAKMP messages.