|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 (≈)|
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
|CTI Interest Score|
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A vulnerability was found in util-linux up to 2.37.1. It has been declared as critical. This vulnerability affects an unknown functionality of the file /proc/sysvipc/sem. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-190. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
An integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were able to use system resources in a way that leads to a large number in the /proc/sysvipc/sem file.
The weakness was disclosed 07/30/2021. The advisory is available at github.com. This vulnerability was named CVE-2021-37600 since 07/28/2021. The attack can be initiated remotely. The successful exploitation needs a single authentication. Technical details are known, but there is no available exploit.
Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.
CVSSv3VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
ExploitingClass: Memory corruption
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
0-Day Time: 🔒
Timeline07/28/2021 CVE assigned
07/30/2021 +2 days Advisory disclosed
07/30/2021 +0 days VulDB entry created
08/06/2021 +7 days VulDB last update
CVE: CVE-2021-37600 (🔒)
EntryCreated: 07/30/2021 07:55 PM
Updated: 08/06/2021 02:30 AM
Changes: (2) source_cve_assigned source_cve_nvd_summary
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