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Gentoo update for PyCrypto



Published: 2020-07-31
Severity Low
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2018-6594
CWE ID CWE-200
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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Gentoo Linux
Operating systems & Components / Operating system

Vendor Gentoo

Security Advisory

This security advisory describes one low risk vulnerability.

1) Information disclosure

Severity: Low

CVSSv3: 4.8 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C] [PCI]

CVE-ID: CVE-2018-6594

CWE-ID: CWE-200 - Information Exposure

Exploit availability: Yes [Search exploit]

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.

Mitigation

Update the affected packages.
dev-python/pycrypto to version:

Vulnerable software versions

Gentoo Linux: -

CPE External links

https://security.gentoo.org/
https://security.gentoo.org/glsa/202007-62

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.