Cesanta MJS 2.20.0 msj.c mjs_op_json_parse denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Cesanta MJS 2.20.0. This affects the function mjs_op_json_parse of the file msj.c. The manipulation results in denial of service. This vulnerability is identified as CVE-2023-49551. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Cesanta MJS 2.20.0. It has been classified as problematic. Affected is the function mjs_op_json_parse of the file msj.c. 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. CVE summarizes:

An issue in Cesanta mjs 2.20.0 allows a remote attacker to cause a denial of service via the mjs_op_json_parse function in the msj.c file.

The weakness was released 01/03/2024 as 257. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2023-49551 since 11/27/2023. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/27/2023 🔍
01/03/2024 +37 days 🔍
01/03/2024 +0 days 🔍
09/06/2024 +247 days 🔍

Sourcesinfo

Product: github.com

Advisory: 257
Status: Confirmed

CVE: CVE-2023-49551 (🔍)
GCVE (CVE): GCVE-0-2023-49551
GCVE (VulDB): GCVE-100-249576

Entryinfo

Created: 01/03/2024 09:31
Updated: 09/06/2024 20:41
Changes: 01/03/2024 09:31 (40), 01/23/2024 11:59 (11), 09/06/2024 20:41 (27)
Complete: 🔍
Cache ID: 216::103

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