Denial of Service Vulnerability in Symantec Endpoint Protection and Related Products
CVE-2016-5309

5.5MEDIUM

Key Information:

Vendor

Symantec
Status
Protection Engine
Protection For Sharepoint Servers
Mail Security For Microsoft Exchange
Messaging Gateway
Vendor
CVE Published:
14 April 2017

What is CVE-2016-5309?

A vulnerability found in the RAR file parser of the AntiVirus Decomposer engine across several Symantec products exposes the system to denial of service through a crafted RAR file. An attacker can leverage this flaw to cause an out-of-bounds read, resulting in potential service disruption as affected systems mishandle decompression of maliciously constructed RAR files. This issue affects a wide range of Symantec products and highlights the importance of ensuring systems are updated to mitigate such vulnerabilities.

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References

https://www.symantec.com/security_response/securityupdate...
x_refsource_CONFIRM
http://www.securitytracker.com/id/1036848
vdb-entryx_refsource_SECTRACK
http://www.securityfocus.com/bid/92868
vdb-entryx_refsource_BID

EPSS Score

8% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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