Reachable Assertion in JerryScript - CVE-2020-13622
Published: June 1, 2020 / Updated: January 22, 2021
Vulnerability identifier: #VU28484
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-13622
CWE-ID: CWE-617
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a reachable assertion when property key query for a Proxy object returns unintended data. A remote attacker can cause a denial of service condition on the target system.
Affected software
JerryScript
How to mitigate CVE-2020-13622
Install update from vendor's website.
JerryScript - update to 2.3.0