Ubuntu update for Memcached



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
 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

CVSSv4.0: 6.6 [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:U/U:Green]

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

CPE2.3 External links

https://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.



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