CVE-2016-8704

Publication date 2 November 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

An integer overflow in the process_bin_append_prepend function in Memcached, which is responsible for processing multiple commands of Memcached binary protocol, can be abused to cause heap overflow and lead to remote code execution.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
memcached	16.10 yakkety	Fixed 1.4.25-2ubuntu2.1
	16.04 LTS xenial	Fixed 1.4.25-2ubuntu1.2
	14.04 LTS trusty	Fixed 1.4.14-0ubuntu9.1
	12.04 LTS precise	Fixed 1.4.13-0ubuntu2.2

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
memcached	Upstream: bd578fc

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-3120-1
Memcached vulnerabilities
2 November 2016