Published: 03/02/2015 Updated: 04/02/2015

CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10

VMScore: 755

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

The bdisk.sys driver in COMODO Backup prior to 4.4.1.23 allows remote malicious users to gain privileges via a crafted device handle, which triggers a NULL pointer dereference.

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/* Exploit Title - Comodo Backup Null Pointer Dereference Privilege Escalation Date - 23rd January 2015 Discovered by - Parvez Anwar (@parvezghh) Vendor Homepage - wwwcomodocom Tested Version - 4400 Driver Version - 100957 - bdisksys Tested on OS - 32bit Windows XP SP3 and Windows 7 SP1 OSVDB ...

Comodo Backup version 4400 suffers from a NULL pointer dereference vulnerability ...

CWE-264 http://packetstormsecurity.com/files/130094/Comodo-Backup-4.4.0.0-NULL-Pointer-Dereference.html http://forums.comodo.com/news-announcements-feedback-cb/comodo-backup-44123-released-t107293.0.html http://www.exploit-db.com/exploits/35905 https://nvd.nist.gov https://www.exploit-db.com/exploits/35905/

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