Use of a broken or risky cryptographic algorithm in nss (Alpine package)



Published: 2020-07-29
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-12401
CWE-ID CWE-327
Exploitation vector Local
Public exploit N/A
Vulnerable software
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nss (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Use of a broken or risky cryptographic algorithm

EUVDB-ID: #VU45798

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 - Use of a Broken or Risky Cryptographic Algorithm

Exploit availability: No

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 update from vendor's website.

Vulnerable software versions

nss (Alpine package): 3.52.1-r0 - 3.55-r1

nss (Alpine package):

External links

http://git.alpinelinux.org/aports/commit/?id=73339ff65b8ac577d3c49b1bae6fe0c5d8cf2e98


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.



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