KVIrc parseIrcUrl command execution
| kvirc-parseircurl-command-execution (35087) |
Description:
KVIrc could allow a remote attacker to execute arbitrary commands on the system, caused by a vulnerability in the parseIrcUrl function. By persuading a victim to open a specially-crafted irc:// URL, a remote attacker could exploit this vulnerability to execute arbitrary KVIrc script system commands.
*CVSS:
| Base Score: | 5.6 |
| Access Vector: | Remote |
| Access Complexity: | High |
| Authentication: | Not Required |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 4.1 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
Upgrade to the current version of KVIrc (3.2.6 or later), available from the KVIrc Web site. See References.
For SUSE Linux:
Refer to SUSE-SR:2007:015 for patch, upgrade, or suggested workaround information. See References.
For Gentoo Linux (KVIrc):
Refer to GLSA 200709-023 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- KVIrc Web site: KVIrc - The K-Visual-IRC Client - Homepage.
- BID-24652: KVIrc URI Handler Remote Command Execution Vulnerability
- CVE-2007-2951: The parseIrcUrl function in src/kvirc/kernel/kvi_ircurl.cpp in KVIrc 3.2.0 allows user-assisted remote attackers to execute arbitrary commands via shell metacharacters in an (1) irc:// or (2) irc6:// URI.
- GLSA-200709-02: KVIrc: Remote arbitrary code execution
- SA25740: KVIrc irc:// URI Handler Command Execution Vulnerability
- SUSE-SR:2007:015: SUSE Security Summary Report
- VUPEN/ADV-2007-2334: KVIrc parseIrcUrl() IRC URI Handler Remote Command Execution Vulnerability
Platforms Affected:
- Gentoo Linux
- SUSE SuSE Linux 10.0
- SUSE SuSE Linux 10.1
- SUSE SuSE Linux
- Szymon Stefanek (aka Pragma) KVIrc 3.2.5 and prior
Reported:
Jun 26, 2007
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For corrections or additions please email xforce@iss.net
* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
