Vulnerability identifier: #VU45798

Vulnerability risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-12401

CWE-ID: CWE-327

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Mozilla NSS
Universal components / Libraries / Libraries used by multiple products

Vendor: Mozilla

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to usage of ECDSA signatures. A local user can perform a side channel attack and gain access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Mozilla NSS: 3.0.1 - 3.54

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External links
http://security.gentoo.org/glsa/202008-08
http://access.redhat.com/security/cve/cve-2020-12401

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.