#VU66 Heap-based buffer overflow in Broadcom products - CVE-2016-3644
Published: June 30, 2016 / Updated: November 22, 2018
Vulnerability identifier: #VU66
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2016-3644
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
Symantec Scan Engine
Symantec Protection Engine (SPE)
Symantec Protection for SharePoint Servers (SPSS)
Symantec Data Center Security:Server (SDCS:S)
Symantec Mail Security for Domino (SMSDOM)
Symantec Mail Security for Microsoft Exchange (SMSMSE)
Symantec Scan Engine
Symantec Protection Engine (SPE)
Symantec Protection for SharePoint Servers (SPSS)
Symantec Data Center Security:Server (SDCS:S)
Symantec Mail Security for Domino (SMSDOM)
Symantec Mail Security for Microsoft Exchange (SMSMSE)
Software vendor:
Broadcom
Broadcom
Description
The vulnerability allows a remote attacker to cause heap overflow.
The vulnerability exists due to an error when Symantec attempts to clean or remove components from archives which are detected as malicious ones. The heap overflow occurs because Symantec assumes that filenames cannot be longer than 77 characters, which isn't correct.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
The vulnerability exists due to an error when Symantec attempts to clean or remove components from archives which are detected as malicious ones. The heap overflow occurs because Symantec assumes that filenames cannot be longer than 77 characters, which isn't correct.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Updates to resolve these issues can be installed using product update functionality. Users of Symantec Endpoint Protection (SEP), Symantec Protection Engine (SPE), Symantec Protection for SharePoint Servers (SPSS), Symantec Mail Security for Microsoft Exchange (SMSMSE) and Symantec Mail Security for Domino (SMSDOM) should apply custom patches. For more information, please refer to vendors advisory, specified in External links section.