Geeklog could allow an attacker to modify UID of authentication cookie to gain unauthorized access
| geeklog-modify-auth-cookie (7869) |  Medium Risk |
Description:
Geeklog could allow a remote attacker to gain unauthorized access to arbitrary user accounts. If Geeklog is configured to issue a permanent cookie, an attacker with a valid account can modify the UID of their authentication cookie to that of another user to gain unauthorized access to that user's account.
Consequences:
Bypass Security
Remedy:
Upgrade to the latest version of Geeklog (1.3.1 or later), available from the SourceForge Web site. See References.
References:
- BugTraq Mailing List, Thu Jan 10 2002 - 11:22:02 CST: Cookie modification allows unauthenticated user login in Geeklog 1.3.
- SourceForge.net: Geeklog.
- BID-3844: Geeklog Permanent Cookie Account Hijacking Vulnerability
- CVE-2002-0097: Geeklog 1.3 allows remote attackers to hijack user accounts, including the administrator account, by modifying the UID of a user's permanent cookie to the target account.
- OSVDB ID: 2021: Geeklog Permanent Cookie Account Hijacking
- OSVDB ID: 4813: Geeklog Floating-Point Number Arbitrary Administrative Access
Platforms Affected:
- Geeklog Geeklog 1.3
Reported:
Jan 10, 2002
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