SB2018112016 - Information disclosure in nodejs-current (Alpine package)
Published: November 20, 2018
Security Bulletin ID
SB2018112016
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) Information disclosure (CVE-ID: CVE-2018-0735)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to obtain potentially sensitive information.
The vulnerability exists due to disclosure of the OpenSSL ECDSA signature algorithm. A remote attacker can use variations in the signing algorithm to conduct a timing side channel attack and recover the private key.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=4bb02b09003b63e5aa9c4d9be68117e15e663c00
- https://git.alpinelinux.org/aports/commit/?id=bd0e7c7b564133e60cba91a11ebaf58fc66ca95f
- https://git.alpinelinux.org/aports/commit/?id=cbad6e043c390238adf4905ce29648f24e4503ba
- https://git.alpinelinux.org/aports/commit/?id=d30e50323c5f1784719c4be7a9c21388b2ac6dcb
- https://git.alpinelinux.org/aports/commit/?id=9506edbe44db07fc65aab5d444e7e02ca3767187
- https://git.alpinelinux.org/aports/commit/?id=57d5f945ab66ccc72e5b48a40343ff6169b9893d