Vulnerability CVE-2018-1000127
Published: 2018-03-13

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.

Type:

CWE-190

 (Integer Overflow or Wraparound)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Redhat -> Openstack 
Memcached -> Memcached 
Debian -> Debian linux 
Canonical -> Ubuntu linux 

 References:
https://access.redhat.com/errata/RHSA-2018:2290
https://github.com/memcached/memcached/commit/a8c4a82787b8b6c256d61bd5c42fb7f92d1bae00
https://github.com/memcached/memcached/issues/271
https://github.com/memcached/memcached/wiki/ReleaseNotes1437
https://lists.debian.org/debian-lts-announce/2018/03/msg00031.html
https://usn.ubuntu.com/3601-1/
https://www.debian.org/security/2018/dsa-4218
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