CVE-2018-1000127

Name: CVE-2018-1000127
Creator: NVD / NIST
Published: 2018-03-13T21:29:00.477+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.32%

Last modified Jun 17, 2026

CVE-2018-1000127 is a vulnerability of currently unknown severity. memcached version prior to 1.4.37 contains an Integer Overflow vulnerability in items.c:item_free() that can result in data corruption and deadlocks due to items existing in hash table being reused from free list. This attack appear to be exploitable via network connectivity to the memcached service. EPSS estimates a 2.32% chance of exploitation in the next 30 days.

Description

memcached version prior to 1.4.37 contains an Integer Overflow vulnerability in items.c:item_free() that can result in data corruption and deadlocks due to items existing in hash table being reused from free list. This attack appear to be exploitable via network connectivity to the memcached service. This vulnerability appears to have been fixed in 1.4.37 and later.

Metrics

EPSS Probability

2.32%

81.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Memcached	Memcached	< 1.4.37
Debian	Debian Linux	7.0
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	17.10
Redhat	Openstack	10

References

https://access.redhat.com/errata/RHSA-2018:2290Third Party Advisory
https://github.com/memcached/memcached/commit/a8c4a82787b8b6c256d61bd5c42fb7f92d1bae00Patch, Third Party Advisory
https://github.com/memcached/memcached/issues/271Third Party Advisory
https://github.com/memcached/memcached/wiki/ReleaseNotes1437Release Notes, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/03/msg00031.htmlMailing List, Third Party Advisory
https://usn.ubuntu.com/3601-1/Third Party Advisory
https://www.debian.org/security/2018/dsa-4218Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2290Third Party Advisory
https://github.com/memcached/memcached/commit/a8c4a82787b8b6c256d61bd5c42fb7f92d1bae00Patch, Third Party Advisory
https://github.com/memcached/memcached/issues/271Third Party Advisory
https://github.com/memcached/memcached/wiki/ReleaseNotes1437Release Notes, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/03/msg00031.htmlMailing List, Third Party Advisory
https://usn.ubuntu.com/3601-1/Third Party Advisory
https://www.debian.org/security/2018/dsa-4218Third Party Advisory

Timeline

Published: Mar 13, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1000127?

How severe is CVE-2018-1000127?

Severity scoring for CVE-2018-1000127 is pending analysis. The EPSS model estimates a 2.32% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000127?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-1000127?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST