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CVE-2021-37519

Published: Feb 3, 2023Updated: Mar 26, 2025 Sources: CVE List NVD BDUCWE-787
5.5MEDIUM
NVD MITRE
EPSS Score
0.4%
Top 71.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

Buffer Overflow vulnerability in authfile.c memcached 1.6.9 allows attackers to cause a denial of service via crafted authenticattion file.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:RS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-787

Affected Products

memcached
oss-project
memcachedMixed
Databases / cache-message-queue
Red Hat Inc.
commercial·USaka red hat
Red Hat Enterprise LinuxOn-premOS
Operating Systems / linux-distro
Сообщество свободного программного обеспечения
oss-projectaka fsf
Debian GNU/LinuxOn-premOS
Operating Systems / linux-distro
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
Danga Interactive
oss-projectaka memcached author org
memcachedLibrary
OSS Libraries / generic-library
Oracle Corp.
commercial·USaka oracle
Oracle Communications User Data RepositoryOn-premWeb App
Enterprise Software / itsm-monitoring
and 1 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2021-37519?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://github.com/memcached/memcached/issues/805
github.com
https://github.com/memcached/memcached/pull/806/commits/264722ae4e248b453be00e97197dadc685b60fd0
github.com
https://github.com/memcached/memcached/pull/806/commits/264722ae4e248b453be00e97197dadc685b60fd0
github.com
and 7 more references View all →

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