TLS Padding Oracle in MatrixSSL - CVE-2016-6883
Published: January 3, 2024
Vulnerability identifier: #VU84951
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-6883
CWE-ID: CWE-310
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
MatrixSSL
MatrixSSL
Software vendor:
InsideSecure
InsideSecure
Description
The vulnerability allows a remote attacker to decrypt TLS traffic.
The vulnerability exists due to an error in TLS implementation. A remote attacker with ability to establish a large number of TLS connections with the target server can conduct an adaptive-chosen ciphertext attack against RSA cipher and gain access to sensitive information.
The attack is known as "ROBOT" (Return Of Bleichenbacher's Oracle Threat).
Remediation
Install update from vendor's website.