#VU13791 Security restrictions bypass in MSR JavaScript Cryptography Library - CVE-2018-8319
Published: July 10, 2018 / Updated: July 10, 2018
Vulnerability identifier: #VU13791
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-8319
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
MSR JavaScript Cryptography Library
MSR JavaScript Cryptography Library
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to bypass security restrictions on the target system.
The vulnerability exists in MSR JavaScript Cryptography Library due to incorrect arithmetic computations. A remote unauthenticated attacker can craft a signature, without the need of the corresponding key, and mimic the entity associated with the public/private key pair to bypass security restrictions.
Remediation
Install updates from vendor's website.