SB2021020223 - Use of a broken or risky cryptographic algorithm in indutny elliptic
Published: February 2, 2021 Updated: May 26, 2022
Security Bulletin ID
SB2021020223
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Use of a broken or risky cryptographic algorithm (CVE-ID: CVE-2020-28498)
CWE-ID: CWE-327 - Use of a Broken or Risky Cryptographic Algorithm
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to cryptographic issues in the secp256k1 implementation in elliptic/ec/key.js. A remote attacker can pass specially crafted public key point to the application and gain access to sensitive information.
Remediation
Install update from vendor's website.