CVE-2016-5310 Memory corruption in n/a

Medium 5.5 Published Updated

Remote attackers can cause denial of service via crafted RAR files due to memory corruption in Symantec security products.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2016-5310?

CVE-2016-5310 is a medium-severity memory corruption vulnerability in Symantec Endpoint Protection, published on 14 Apr 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

The RAR file parser component in the AntiVirus Decomposer engine in Symantec Advanced Threat Protection: Network (ATP); Symantec Email Security.Cloud; Symantec Data Center Security: Server; Symantec Endpoint Protection (SEP) for Windows before 12.1.6 MP5; Symantec Endpoint Protection (SEP) for Mac; Symantec Endpoint Protection (SEP) for Linux before 12.1.6 MP6; Symantec Endpoint Protection for Small Business Enterprise (SEP SBE/SEP.Cloud); Symantec Endpoint Protection Cloud (SEPC) for Windows/Mac; Symantec Endpoint Protection Small Business Edition 12.1; CSAPI before 10.0.4 HF02; Symantec Protection Engine (SPE) before 7.0.5 HF02, 7.5.x before 7.5.4 HF02, 7.5.5 before 7.5.5 HF01, and 7.8.x before 7.8.0 HF03; Symantec Mail Security for Domino (SMSDOM) before 8.0.9 HF2.1, 8.1.x before 8.1.2 HF2.3, and 8.1.3 before 8.1.3 HF2.2; Symantec Mail Security for Microsoft Exchange (SMSMSE) before 6.5.8_3968140 HF2.3, 7.x before 7.0_3966002 HF2.1, and 7.5.x before 7.5_3966008 VHF2.2; Symantec Protection for SharePoint Servers (SPSS) before SPSS_6.0.3_To_6.0.5_HF_2.5 update, 6.0.6 before 6.0.6 HF_2.6, and 6.0.7 before 6.0.7_HF_2.7; Symantec Messaging Gateway (SMG) before 10.6.2; Symantec Messaging Gateway for Service Providers (SMG-SP) before 10.5 patch 260 and 10.6 before patch 259; Symantec Web Gateway; and Symantec Web Security.Cloud allows remote attackers to cause a denial of service (memory corruption) via a crafted RAR file that is mishandled during decompression.

Weakness: CWE-787

Which versions are affected by CVE-2016-5310?

It affects 15 products.

Products include Broadcom Symantec Data Center Security Server, Symantec Advanced Threat Protection, Symantec Csapi, Symantec Email Security.cloud, Symantec Endpoint Protection, Symantec Endpoint Protection Cloud and 9 more.

How do I fix CVE-2016-5310?

No fix has been published for CVE-2016-5310 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2016-5310 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2016-5310 exists.

Public exploit code: 1 Exploit-DB entry.

All Symantec Endpoint Protection vulnerabilities

Sources

Also known as GHSA-7fgm-h923-mw4g.

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