Cesanta MJS 2.20.0 src/mjs_json.c free_json_frame denial of service
|CVSS Meta Temp Score|
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|Current Exploit Price (≈)|
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|CTI Interest Score|
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A vulnerability was found in Cesanta MJS 2.20.0. It has been declared as problematic. Affected by this vulnerability is the function
free_json_frame of the file src/mjs_json.c. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. As an impact it is known to affect availability. The summary by CVE is:
Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via free_json_frame at src/mjs_json.c. This vulnerability can lead to a Denial of Service (DoS).
The weakness was published 01/28/2022 as 230. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2021-46550 since 01/24/2022. The attack can only be done within the local network. The successful exploitation needs a single authentication. 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.
CVSSv3VulDB 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: 🔍
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
ExploitingClass: Denial of service
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
CountermeasuresRecommended: no mitigation known
0-Day Time: 🔒
Timeline01/24/2022 CVE reserved
01/28/2022 +4 days Advisory disclosed
01/28/2022 +0 days VulDB entry created
01/30/2022 +2 days VulDB last update
CVE: CVE-2021-46550 (🔒)
EntryCreated: 01/28/2022 10:00 AM
Updated: 01/30/2022 09:40 AM
Changes: (1) source_cve_nvd_summary
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