CVE-2020-21468 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00497.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

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

No data.

No data.

Subscriptions

Vendors	Products
Redislabs Subscribe	Redis Subscribe

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://redis.com
https://github.com/antirez/redis/issues/6633
https://nvd.nist.gov/vuln/detail/CVE-2020-21468
https://www.cve.org/CVERecord?id=CVE-2020-21468

History

Tue, 24 Feb 2026 23:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-09-20T15:11:37.000Z

Updated: 2024-08-04T14:30:33.361Z

Reserved: 2020-08-13T00:00:00.000Z

Link: CVE-2020-21468

Vulnrichment

Updated: 2024-08-04T14:30:33.361Z

NVD

Status : Modified

Published: 2021-09-20T16:15:09.507

Modified: 2024-11-21T05:12:35.280

Link: CVE-2020-21468

Redhat

Severity : Moderate

Publid Date: 2021-09-20T00:00:00Z

Links: CVE-2020-21468 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

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