An issue was discovered in signmgr.dll 6.5.0.819 in Comodo Internet Security through 12.0. A DLL Preloading vulnerability allows an attacker to implant an unsigned DLL named iLog.dll in a partially unprotected product directory. This DLL is then loaded into a high-privileged service before the binary signature validation logic is loaded, and might bypass some of the self-defense mechanisms.
The Antivirus component in Comodo Internet Security before 3.11.108364.552 allows remote attackers to cause a denial of service (memory consumption) via a crafted compressed file.
The Antivirus component in Comodo Internet Security before 3.11.108364.552 allows remote attackers to cause a denial of service (application crash) via a crafted packed file.
Comodo Internet Security before 3.9.95478.509 allows remote attackers to bypass malware detection in an RAR archive via an unspecified manipulation of the archive file format.
The Antivirus component in Comodo Internet Security before 3.8.65951.477 allows remote attackers to cause a denial of service (application crash) via a crafted file.
The Antivirus component in Comodo Internet Security before 5.3.174622.1216 does not check whether X.509 certificates in signed executable files have been revoked, which has unknown impact and remote attack vectors.
The Antivirus component in Comodo Internet Security before 4.1.150349.920 allows remote attackers to cause a denial of service (application crash) via a crafted file.
The Antivirus component in Comodo Internet Security before 5.4.189822.1355 allows remote attackers to cause a denial of service (application crash) via a crafted .PST file.