Information disclosure in Libgcrypt - CVE-2018-6829

Vulnerability identifier: #VU11129

CSH Severity: Low

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear

CVE-ID: CVE-2018-6829

CWE-ID: CWE-200

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: GNU

Affected software:
Libgcrypt

The vulnerability allows a remote unauthenticated attacker to obtain potentially sensitive information on the target system.

The weakness exists in the cipher/elgamal.c source code due to insufficient encryption. A remote attacker can access improperly coded plaintexts.

Cybersecurity is currently unaware of any solutions addressing the vulnerability.

• https://github.com/weikengchen/attack-on-libgcrypt-elgamal