CVE-2021-43565
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
The x/crypto/ssh package before 0.0.0-20211202192323-5770296d904e of golang.org/x/crypto allows an attacker to panic an SSH server.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-43565
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-43565.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 1:0.0~git20211202.5770296-1 |
| debian | bullseye | affected | |
| debian | forky | fixed | 1:0.0~git20211202.5770296-1 |
| debian | sid | fixed | 1:0.0~git20211202.5770296-1 |
| debian | trixie | fixed | 1:0.0~git20211202.5770296-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | golang.org/x/crypto | <0.0.0-20211202192323-5770296d904e | 0.0.0-20211202192323-5770296d904e |
References
- https://www.suse.com/security/cve/CVE-2021-43565.html
- https://nvd.nist.gov/vuln/detail/CVE-2021-43565
- https://go.dev/cl/368814
- https://go.dev/issues/49932
- https://groups.google.com/forum/#!forum/golang-announce
- https://groups.google.com/g/golang-announce/c/2AR1sKiM-Qs
- https://pkg.go.dev/vuln/GO-2022-0968
- https://go.dev/cl/368814/
- https://security-tracker.debian.org/tracker/CVE-2021-43565
Verify integrity in audit chain (admin only). AS-IS.