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StrongSwan/Openswan Denial Of Service Vulnerability June-09
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The host is installed with strongSwan/Openswan and is prone to Denial of Service vulnerability.
Insight
Insight
- Error in 'ASN.1' parser in pluto/asn1.c, libstrongswan/asn1/asn1.c, and libstrongswan/asn1/asn1_parser.c is caused via an 'X.509' certificate with crafted Relative Distinguished Names (RDNs), a crafted UTCTIME string, or a crafted GENERALIZEDTIME string.
Affected Software
Affected Software
OpenSwan version 2.6 before 2.6.22 and 2.4 before 2.4.15 strongSwan version 2.8 before 2.8.10, 4.2 before 4.2.16, and 4.3 before 4.3.2
Solution
Solution
Upgrade to OpenSwan version 2.6.22 or 2.4.15 Upgrade to strongSwan version 2.8.10 or 4.2.16 or 4.3.2.