Redis prior 6.0.19/6.2.12/7.0.11 HINCRBYFLOAT Command denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Redis. This impacts an unknown function of the component HINCRBYFLOAT Command Handler. Performing a manipulation results in denial of service. This vulnerability is known as CVE-2023-28856. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Redis. This affects some unknown processing of the component HINCRBYFLOAT Command Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Redis is an open source, in-memory database that persists on disk. Authenticated users can use the `HINCRBYFLOAT` command to create an invalid hash field that will crash Redis on access in affected versions. This issue has been addressed in in versions 7.0.11, 6.2.12, and 6.0.19. Users are advised to upgrade. There are no known workarounds for this issue.

The weakness was published 04/19/2023 as GHSA-hjv8-vjf6-wcr6. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2023-28856 since 03/24/2023. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 214525 (AlmaLinux 8 : redis:6 (ALSA-2025:0595)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.0.19, 6.2.12 or 7.0.11 eliminates this vulnerability. Applying the patch bc7fe41e5857a0854d524e2a63a028e9394d2a5c 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.

The vulnerability is also documented in the vulnerability database at Tenable (214525). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 214525
Nessus Name: AlmaLinux 8 : redis:6 (ALSA-2025:0595)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Redis 6.0.19/6.2.12/7.0.11
Patch: bc7fe41e5857a0854d524e2a63a028e9394d2a5c

Timelineinfo

03/24/2023 🔍
04/19/2023 +25 days 🔍
04/19/2023 +0 days 🔍
01/23/2025 +645 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-hjv8-vjf6-wcr6
Status: Confirmed

CVE: CVE-2023-28856 (🔍)
GCVE (CVE): GCVE-0-2023-28856
GCVE (VulDB): GCVE-100-226785

Entryinfo

Created: 04/19/2023 07:02
Updated: 01/23/2025 17:32
Changes: 04/19/2023 07:02 (51), 05/13/2023 16:38 (11), 01/23/2025 17:32 (17)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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