CVE-2020-21468

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2020-21468
A segmentation fault in the redis-server component of Redis 5.0.7 leads to a denial of service (DOS). NOTE: the vendor cannot reproduce this issue in a released version, such as 5.0.7.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

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

V2 Legend

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
https://github.com/antirez/redis/issues/6633 Issue Tracking Third Party Advisory
https://github.com/antirez/redis/issues/6633 Issue Tracking Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:redislabs:redis:5.0.7:*:*:*:*:*:*:*
History

09 Jul 2026, 00:16

Type Values Removed Values Added
References
  • {'url': 'http://redis.com', 'tags': ['Vendor Advisory'], 'source': 'af854a3a-2127-422b-91ae-364da2661108'}

05 Jul 2026, 14:16

Type Values Removed Values Added
Summary (en) A segmentation fault in the redis-server component of Redis 5.0.7 leads to a denial of service (DOS). NOTE: the vendor cannot reproduce this issue in a released version, such as 5.0.7 (en) A segmentation fault in the redis-server component of Redis 5.0.7 leads to a denial of service (DOS). NOTE: the vendor cannot reproduce this issue in a released version, such as 5.0.7.

21 Nov 2024, 05:12

Type Values Removed Values Added
References () http://redis.com - Vendor Advisory () http://redis.com - Vendor Advisory
References () https://github.com/antirez/redis/issues/6633 - Issue Tracking, Third Party Advisory () https://github.com/antirez/redis/issues/6633 - Issue Tracking, Third Party Advisory

07 Nov 2023, 03:19

Type Values Removed Values Added
Summary ** DISPUTED ** A segmentation fault in the redis-server component of Redis 5.0.7 leads to a denial of service (DOS). NOTE: the vendor cannot reproduce this issue in a released version, such as 5.0.7. A segmentation fault in the redis-server component of Redis 5.0.7 leads to a denial of service (DOS). NOTE: the vendor cannot reproduce this issue in a released version, such as 5.0.7
Information

Published : 2021-09-20 16:15

Updated : 2026-07-09 00:16

NVD link : CVE-2020-21468

Mitre link : CVE-2020-21468

CVE.ORG link : CVE-2020-21468

JSON object : View

Products Affected

redislabs

  • redis
CWE
NVD-CWE-noinfo