Ubuntu update for Memcached

Published: 2019-09-10

Risk	Medium
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2019-15026
CWE-ID	CWE-125
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	memcached (Ubuntu package) Operating systems & Components / Operating system package or component
Vendor	Canonical Ltd.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU20847

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-15026

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to stack-based buffer over-read in conn_to_str() function in memcached.c. A remote attacker can perform a denial of service attack.

Mitigation

Update the affected packages.

Ubuntu 19.04: memcached - 1.5.10-0ubuntu1.19.04.2
Ubuntu 18.04 LTS: memcached - 1.5.6-0ubuntu1.2
Ubuntu 16.04 LTS: memcached - 1.4.25-2ubuntu1.5

Vulnerable software versions

memcached (Ubuntu package): 1.4.25-2ubuntu1.2 - 1.5.10-0ubuntu1.19.04.1

External links

http://usn.ubuntu.com/4125-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.