CVE-2013-5018
- State
- Published
- Severity
- Not scored
- Published
- Aug 28, 2013
- Updated
- Aug 6, 2024
- Reserved
- Jul 30, 2013
Description
The is_asn1 function in strongSwan 4.1.11 through 5.0.4 does not properly validate the return value of the asn1_length function, which allows remote attackers to cause a denial of service (segmentation fault) via a (1) XAuth username, (2) EAP identity, or (3) PEM encoded file that starts with a 0x04, 0x30, or 0x31 character followed by an ASN.1 length value that triggers an integer overflow.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- 54315third-party-advisory
- 61564vdb-entry
- 54524third-party-advisory
- http://strongswan.org/blog/2013/08/01/strongswan-5.1.0-released.html
- openSUSE-SU-2013:1333vendor-advisory
- http://strongswan.org/blog/2013/08/01/strongswan-denial-of-service-vulnerability-%28cve-2013-5018%29.html
- openSUSE-SU-2013:1332vendor-advisory
- [Users] 20130729 [strongSwan] charon crash right after xauth+rsa client connects (strongswan-5.0.4, ubuntu 12.04)mailing-list
- openSUSE-SU-2013:1372vendor-advisory
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