2020-22874 | jsish Jsi_ObjArraySizer integer overflow
|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.
A vulnerability was found in jsish up to 3.0.7. It has been classified as critical. Affected is the function
Jsi_ObjArraySizer. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-190. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Integer overflow vulnerability in function Jsi_ObjArraySizer in jsish before 3.0.8, allows remote attackers to execute arbitrary code.
The weakness was presented 07/13/2021. The advisory is available at github.com. This vulnerability is traded as CVE-2020-22874 since 08/13/2020. The exploitability is told to be easy. It is possible to launch the attack remotely. The successful exploitation requires a authentication. Technical details are known, but there is no available exploit.
Upgrading to version 3.0.8 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.
VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0
Status: Not defined
0-Day Time: 🔒
Created: 07/13/2021 18:48
Updated: 07/16/2021 13:53
Changes: (5) source_cve_assigned source_cve_nvd_summary vulnerability_cvss2_vuldb_tempscore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_meta_tempscore
Download the whitepaper to learn more about our service!