Information disclosure in PyCrypto - CVE-2018-6594

 

Information disclosure in PyCrypto - CVE-2018-6594

Published: March 16, 2018


Vulnerability identifier: #VU11125
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-2018-6594
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: GNU
Affected software:
PyCrypto

Detailed vulnerability description

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

The weakness exists in the ElGamal implementation in PyCrypto due to generation of weak ElGamal key parameters by the source code in the lib/Crypto/PublicKey/ElGamal.py file. A remote attacker can gain access to potentially sensitive information.

How to mitigate CVE-2018-6594

Install update from vendor's website.

Sources