CVE-2018-1000127

moderate-risk
Published 2018-03-13

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.

Do I need to act?

~
1.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (8)

Affected Vendors

Debian Redhat Canonical Memcached

References (14)

Third Party Advisory https://access.redhat.com/errata/RHSA-2018:2290
Patch https://github.com/memcached/memcached/commit/a8c4a82787b8b6c256d61bd5c42fb7f92d...
Third Party Advisory https://github.com/memcached/memcached/issues/271
Release Notes https://github.com/memcached/memcached/wiki/ReleaseNotes1437
Mailing List https://lists.debian.org/debian-lts-announce/2018/03/msg00031.html
Third Party Advisory https://usn.ubuntu.com/3601-1/
Third Party Advisory https://www.debian.org/security/2018/dsa-4218
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:2290
Patch https://github.com/memcached/memcached/commit/a8c4a82787b8b6c256d61bd5c42fb7f92d...
Third Party Advisory https://github.com/memcached/memcached/issues/271
Release Notes https://github.com/memcached/memcached/wiki/ReleaseNotes1437
Mailing List https://lists.debian.org/debian-lts-announce/2018/03/msg00031.html
Third Party Advisory https://usn.ubuntu.com/3601-1/
Third Party Advisory https://www.debian.org/security/2018/dsa-4218
43
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 3/34 · Minimal
Exposure 14/34 · Moderate