Memcached 1.6.0/1.6.1/1.6.2 Meta Command denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Memcached 1.6.0/1.6.1/1.6.2. This affects an unknown function of the component Meta Command Handler. The manipulation leads to denial of service. This vulnerability is listed as CVE-2020-22570. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Memcached 1.6.0/1.6.1/1.6.2. This issue affects an unknown code of the component Meta Command Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

Memcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted meta command.

The weakness was presented 08/23/2023 as 636. The advisory is shared at github.com. The identification of this vulnerability is CVE-2020-22570 since 08/13/2020. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading to version 1.6.3 eliminates this vulnerability.

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Productinfo

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Memcached 1.6.3

Timelineinfo

08/13/2020 🔍
08/23/2023 +1105 days 🔍
08/23/2023 +0 days 🔍
09/16/2023 +24 days 🔍

Sourcesinfo

Product: github.com

Advisory: 636
Status: Confirmed

CVE: CVE-2020-22570 (🔍)
GCVE (CVE): GCVE-0-2020-22570
GCVE (VulDB): GCVE-100-237773

Entryinfo

Created: 08/23/2023 10:16
Updated: 09/16/2023 08:06
Changes: 08/23/2023 10:16 (40), 09/16/2023 08:06 (11)
Complete: 🔍
Cache ID: 216::103

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