Untrusted search path vulnerability in unspecified components in Symantec LiveUpdate for Macintosh 3.0.0 through 3.5.0 do not set the execution path, which allows local users to gain privileges via a Trojan horse program.

The Disk Mount scanner in Symantec AntiVirus for Macintosh 9.x and 10.x, Norton AntiVirus for Macintosh 10.0 and 10.1, and Norton Internet Security for Macintosh 3.x, uses a directory with weak permissions (group writable), which allows local admin users to gain root privileges by replacing unspecified files, which are executed when a user with physical access inserts a disk and the "Show Progress During Mount Scans" option is enabled.

The Decomposer component in multiple Symantec products allows remote attackers to cause a denial of service (infinite loop) via a certain value in the PACKSIZE field of a RAR archive file header.

Heap-based buffer overflow in the Decomposer component in multiple Symantec products allows remote attackers to execute arbitrary code via multiple crafted CAB archives.