PRIOn knowledge basePRION:CVE-2019-11596Null pointer dereference
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.3 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.191 Low
EPSS
Percentile
96.1%
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.
| CPE | Name | Operator | Version |
|---|---|---|---|
| ubuntu_linux | eq | 18.04 | |
| ubuntu_linux | eq | 18.10 | |
| ubuntu_linux | eq | 19.04 | |
| memcached | lt | 1.5.14 |
References
lists.opensuse.org/opensuse-security-announce/2020-05/msg00060.html
github.com/memcached/memcached/commit/d35334f368817a77a6bd1f33c6a5676b2c402c02
github.com/memcached/memcached/compare/ee1cfe3...50bdc9f
github.com/memcached/memcached/issues/474
lists.fedoraproject.org/archives/list/[email protected]/message/UUE3QBMP5UWTXMPKJREUICH6DIK6SOBX/
lists.fedoraproject.org/archives/list/[email protected]/message/Y2CCWRM4LHB253KG5SPOKRVDCXQX5VZR/
usn.ubuntu.com/3963-1/
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.3 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.191 Low
EPSS
Percentile
96.1%