CVE-2019-11596

In memcached before 1.5.14, a NULL pointer dereference was found in the "lru mode" and "lru temp_ttl" commands. This causes a denial of service when parsing crafted lru command messages in process_lru_command in memcached.c.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00060.html
https://github.com/memcached/memcached/commit/d35334f368817a77a6bd1f33c6a5676b2c402c02	Patch Third Party Advisory
https://github.com/memcached/memcached/compare/ee1cfe3...50bdc9f	Patch
https://github.com/memcached/memcached/issues/474	Exploit Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UUE3QBMP5UWTXMPKJREUICH6DIK6SOBX/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y2CCWRM4LHB253KG5SPOKRVDCXQX5VZR/
https://usn.ubuntu.com/3963-1/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:memcached:memcached:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:18.10:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:19.04:::::::*

History

No history.

Information

Published : 2019-04-29 15:29

Updated : 2024-02-04 20:20

NVD link : CVE-2019-11596

Mitre link : CVE-2019-11596

CVE.ORG link : CVE-2019-11596

JSON object : View

Products Affected

canonical

ubuntu_linux

memcached

memcached

CWE

CWE-476

NULL Pointer Dereference

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