Redis up to 5.0.13/6.0.15/6.2.5 Configuration Parameter integer overflow

Summaryinfo

A vulnerability has been found in Redis up to 5.0.13/6.0.15/6.2.5 and classified as critical. This issue affects some unknown processing of the component Configuration Parameter Handler. This manipulation causes integer overflow. This vulnerability is handled as CVE-2021-32687. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in Redis up to 5.0.13/6.0.15/6.2.5. Affected by this vulnerability is an unknown part of the component Configuration Parameter Handler. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 10/05/2021 as GHSA-m3mf-8x9w-r27q. The advisory is shared at github.com. This vulnerability is known as CVE-2021-32687 since 05/12/2021. Neither technical details nor an exploit are publicly available.

Upgrading to version 5.0.14, 6.0.16 or 6.2.6 eliminates this vulnerability. Applying the patch a30d367a71b7017581cf1ca104242a3c644dec0f is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

• Redis

Version

• 5.0.0
• 5.0.1
• 5.0.2
• 5.0.3
• 5.0.4
• 5.0.5
• 5.0.6
• 5.0.7
• 5.0.8
• 5.0.9
• 5.0.10
• 5.0.11
• 5.0.12
• 5.0.13
• 6.0.0
• 6.0.1
• 6.0.2
• 6.0.3
• 6.0.4
• 6.0.5
• 6.0.6
• 6.0.7
• 6.0.8
• 6.0.9
• 6.0.10
• 6.0.11
• 6.0.12
• 6.0.13
• 6.0.14
• 6.0.15
• 6.2.0
• 6.2.1
• 6.2.2
• 6.2.3
• 6.2.4
• 6.2.5

License

• open-source

Website

• Product: https://github.com/redis/redis/

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