Vulnerability Details CVE-2013-6075
The compare_dn function in utils/identification.c in strongSwan 4.3.3 through 5.1.1 allows (1) remote attackers to cause a denial of service (out-of-bounds read, NULL pointer dereference, and daemon crash) or (2) remote authenticated users to impersonate arbitrary users and bypass access restrictions via a crafted ID_DER_ASN1_DN ID, related to an "insufficient length check" during identity comparison.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 45.6%
CVSS Severity
CVSS v2 Score 5.0
References
- http://download.strongswan.org/security/CVE-2013-6075/strongswan-4.3.3-5.1.0_id_dn_match.patch
- http://www.debian.org/security/2012/dsa-2789
- http://www.strongswan.org/blog/2013/11/01/strongswan-denial-of-service-vulnerability-%28cve-2013-6075%29.html
- http://download.strongswan.org/security/CVE-2013-6075/strongswan-4.3.3-5.1.0_id_dn_match.patch
- http://www.debian.org/security/2012/dsa-2789
- http://www.strongswan.org/blog/2013/11/01/strongswan-denial-of-service-vulnerability-%28cve-2013-6075%29.html
Products affected by CVE-2013-6075
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cpe:2.3:a:strongswan:strongswan:4.3.3
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cpe:2.3:a:strongswan:strongswan:4.3.4
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cpe:2.3:a:strongswan:strongswan:4.3.5
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cpe:2.3:a:strongswan:strongswan:4.3.6
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cpe:2.3:a:strongswan:strongswan:4.3.7
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cpe:2.3:a:strongswan:strongswan:4.4.0
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cpe:2.3:a:strongswan:strongswan:4.4.1
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cpe:2.3:a:strongswan:strongswan:4.5.0
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cpe:2.3:a:strongswan:strongswan:4.5.1
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cpe:2.3:a:strongswan:strongswan:4.5.2
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cpe:2.3:a:strongswan:strongswan:4.5.3
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cpe:2.3:a:strongswan:strongswan:4.6.0
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cpe:2.3:a:strongswan:strongswan:4.6.1
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cpe:2.3:a:strongswan:strongswan:4.6.2
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cpe:2.3:a:strongswan:strongswan:4.6.3
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cpe:2.3:a:strongswan:strongswan:4.6.4
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cpe:2.3:a:strongswan:strongswan:5.0.0
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cpe:2.3:a:strongswan:strongswan:5.0.1
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cpe:2.3:a:strongswan:strongswan:5.0.2
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cpe:2.3:a:strongswan:strongswan:5.0.3
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cpe:2.3:a:strongswan:strongswan:5.0.4
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cpe:2.3:a:strongswan:strongswan:5.1.0