Tcl tclWinReg.c buffer overflow
| tcl-tclwinreg-bo (34515) |  High Risk |
Description:
Tcl is vulnerable to a buffer overflow in the tcl/win/tclWinReg.c file. By creating a specially-crafted registry key and persuading another user to query the registry key using Tcl, a local attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges.
Platforms Affected:
- Tcl Developer Exchange, TCL prior to 8.4.15
Remedy:
Upgrade to the latest version of Tcl (8.4.15 or later), available from the SourceForge.net: Tcl Web site. See References.
Consequences:
Gain Privileges
References:
- SourceForge.net: Detail: 1682211, tcl crashes on asking certain keys for sub keys at http://sourceforge.net/tracker/index.php?func=detail&aid=1682211&group_id=10894&atid=110894. (Remedy: Update to version 8.4.15)
- SourceForge.net: Files, Tcl - File Release Notes and Changelog - Release Name: 8.4.15 at http://sourceforge.net/project/shownotes.php?group_id=10894&release_id=510947.
- SourceForge.net: Tcl Web site, Tcl at http://sourceforge.net/projects/tcl/.
- CVE-2007-2877: Buffer overflow in tcl/win/tclWinReg.c in Tcl (Tcl/Tk) before 8.5a6 allows local users to gain privileges via long registry key paths.
- SA25401: Tcl Windows Registry Key Buffer Overflow
Reported:
May 25, 2007
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