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CVE-2005-3671

UnknownEPSS 7.45%

Last modified

CVE-2005-3671 is a vulnerability of currently unknown severity. The Internet Key Exchange version 1 (IKEv1) implementation in Openswan 2 (openswan-2) before 2.4.4, and freeswan in SUSE LINUX 9.1 before 2.04_1.5.4-1.23, allow remote attackers to cause a denial of service via (1) a crafted packet using 3DES with an invalid key length, or (2) unspecified inputs when Aggressive Mode is enabled and the PSK is known, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1.. EPSS estimates a 7.45% chance of exploitation in the next 30 days.

Description

The Internet Key Exchange version 1 (IKEv1) implementation in Openswan 2 (openswan-2) before 2.4.4, and freeswan in SUSE LINUX 9.1 before 2.04_1.5.4-1.23, allow remote attackers to cause a denial of service via (1) a crafted packet using 3DES with an invalid key length, or (2) unspecified inputs when Aggressive Mode is enabled and the PSK is known, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1.

Metrics

EPSS Probability
7.45%

93.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
Frees WanFrees Wan2.04
OpenswanOpenswan2.1.1
OpenswanOpenswan2.1.2
OpenswanOpenswan2.1.4
OpenswanOpenswan2.1.5
OpenswanOpenswan2.1.6
OpenswanOpenswan2.2
OpenswanOpenswan2.3
XeleranceOpenswan2.4.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2005-3671?
The Internet Key Exchange version 1 (IKEv1) implementation in Openswan 2 (openswan-2) before 2.4.4, and freeswan in SUSE LINUX 9.1 before 2.04_1.5.4-1.23, allow remote attackers to cause a denial of service via (1) a crafted packet using 3DES with an invalid key length, or (2) unspecified inputs when Aggressive Mode is enabled and the PSK is known, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1.
How severe is CVE-2005-3671?
Severity scoring for CVE-2005-3671 is pending analysis. The EPSS model estimates a 7.45% probability of exploitation in the next 30 days.
How do I fix CVE-2005-3671?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST