Cesanta MJS 2.20.0 libasan.so.4 denial of service

HistoryDiffrelatejsonxmlCTI

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 Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.5	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Cesanta MJS 2.20.0 and classified as problematic. Affected by this issue is some unknown functionality in the library /usr/lib/x86_64-linux-gnu/libasan.so.4. Performing a manipulation results in denial of service. This vulnerability is known as CVE-2021-46544. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Cesanta MJS 2.20.0. This affects an unknown part in the library /usr/lib/x86_64-linux-gnu/libasan.so.4. 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 weakness was published 01/28/2022 as 220. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2021-46544 since 01/24/2022. Technical details of the vulnerability are known, but there is no available exploit.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Cesanta

Name

Version

2.20.0

License

commercial

Website

Product: https://github.com/cesanta/mjs/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/24/2022 🔍
01/28/2022 +4 days 🔍
01/28/2022 +0 days 🔍
01/30/2022 +2 days 🔍

Sourcesinfo

Product: github.com

Advisory: 220
Status: Confirmed

CVE: CVE-2021-46544 (🔍)
GCVE (CVE): GCVE-0-2021-46544
GCVE (VulDB): GCVE-100-191775

Entryinfo

Created: 01/28/2022 08:52
Updated: 01/30/2022 07:39
Changes: 01/28/2022 08:52 (38), 01/30/2022 07:39 (1)
Complete: 🔍
Cache ID: 216::103