Description
Multiple stack-based buffer overflows in the PVATLCalendar.PVCalendar.1 ActiveX control in pvcalendar.ocx in the scheduler component in the Media Server in Symantec Backup Exec for Windows Server (BEWS) 11d 11.0.6235 and 11.0.7170, and 12.0 12.0.1364, allow remote attackers to execute arbitrary code via a long (1) _DOWText0, (2) _DOWText1, (3) _DOWText2, (4) _DOWText3, (5) _DOWText4, (6) _DOWText5, (7) _DOWText6, (8) _MonthText0, (9) _MonthText1, (10) _MonthText2, (11) _MonthText3, (12) _MonthText4, (13) _MonthText5, (14) _MonthText6, (15) _MonthText7, (16) _MonthText8, (17) _MonthText9, (18) _MonthText10, or (19) _MonthText11 property value when executing the Save method. NOTE: the vendor states "Authenticated user involvement required," but authentication is not needed to attack a client machine that loads this control.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Metasploit 1 module
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Symantec BackupExec Calendar Control Buffer Overflow
exploit/windows/browser/symantec_backupexec_pvcalendar
Exploit-DB 2
- Symantec BackupExec Calendar Control - Remote Buffer Overflow (Metasploit) EDB-16582 · remote · May 9, 2010 · verified
- Symantec BackupExec Calendar Control - 'PVCalendar.ocx' Remote Buffer Overflow EDB-5205 · remote · Feb 29, 2008 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 26904 vdb-entry
- http://www.symantec.com/avcenter/security/Content/2008.02.29.html
- http://seer.support.veritas.com/docs/308669.htm
- 1019524 vdb-entry
- http://www.symantec.com/avcenter/security/Content/2008.02.28.html
- http://secunia.com/secunia_research/2007-101/advisory/
- ADV-2008-0718 vdb-entry
- 27885 third-party-advisory
- 5205 exploit
- ADV-2008-2672 vdb-entry