#VU15735 Man-in-the-middle attack in Mozilla NSS - CVE-2018-12384

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Main Vulnerability Database Vulnerabilities #VU15735

#VU15735 Man-in-the-middle attack in Mozilla NSS - CVE-2018-12384

Published: November 6, 2018


Vulnerability identifier: #VU15735
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-12384
CWE-ID: CWE-300
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Mozilla NSS
Software vendor:
Mozilla

Description

The vulnerability allows a remote attacker to conduct man-in-the-middle attack on the target system.

The weakness exists due to ServerHello.random is all zero when handling a v2-compatible ClientHello. A remote attacker can use man-in-the-middle techniques to conduct passive replay attack and obtain potentially sensitive information.


Remediation

The vulnerability has been fixed in the versions 3.36.5, 3.39.

External links