#VU73227 Use of insufficiently random values in crypto - CVE-2019-11840
Published: March 10, 2023
Vulnerability identifier: #VU73227
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-11840
CWE-ID: CWE-330
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
crypto
crypto
Software vendor:
Google
Description
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists in the amd64 implementation of golang.org/x/crypto/salsa20 and golang.org/x/crypto/salsa20/salsa. A remote unauthenticated attacker can trigger the vulnerability and gain access to sensitive information.
Remediation
Install updates from vendor's website.
External links
- https://groups.google.com/forum/#!msg/golang-announce/tjyNcJxb2vQ/n0NRBziSCAAJ
- https://go.googlesource.com/crypto/+/b7391e95e576cacdcdd422573063bc057239113d
- https://github.com/golang/go/issues/30965
- https://bugzilla.redhat.com/show_bug.cgi?id=1691529
- https://lists.debian.org/debian-lts-announce/2019/06/msg00029.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00014.html
- https://lists.debian.org/debian-lts-announce/2020/11/msg00016.html
- https://lists.debian.org/debian-lts-announce/2020/11/msg00030.html
- https://lists.debian.org/debian-lts-announce/2021/01/msg00015.html