Vulnerability CVE-2013-7322
Published: 2014-03-09

Description:
usersfile.c in liboath in OATH Toolkit before 2.4.1 does not properly handle lines containing an invalid one-time-password (OTP) type and a user name in /etc/users.oath, which causes the wrong line to be updated when invalidating an OTP and allows context-dependent attackers to conduct replay attacks, as demonstrated by a commented out line when using libpam-oath.

Type:

CWE-287

 (Improper Authentication)

CVSS2 => (AV:N/AC:M/Au:S/C:P/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.9/10
4.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
None
Affected software
Nongnu -> Oath toolkit 

 References:
http://xforce.iss.net/xforce/xfdb/91316
http://www.nongnu.org/oath-toolkit/NEWS.html
http://seclists.org/oss-sec/2014/q1/296
http://lists.nongnu.org/archive/html/oath-toolkit-help/2013-12/msg00003.html
http://lists.nongnu.org/archive/html/oath-toolkit-help/2013-12/msg00002.html
http://lists.nongnu.org/archive/html/oath-toolkit-help/2013-12/msg00000.html
Copyright 2024, cxsecurity.com

 

Back to Top