Vulnerability in Golang Package Ssh

CVE-2020-9283

golang.org/x/crypto before v0.0.0-20200220183623-bac4c82f6975 for Go allows a panic during signature verification in the golang.org/x/crypto/ssh package. A client can attack an SSH server that accepts public keys. Also, a server can attack any SSH client.

EPSS: 0.211 (97.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-9283?
CVE-2020-9283 is a high-severity vulnerability in Golang Package Ssh, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.5/10. Published 2020-02-20.
How severe is CVE-2020-9283?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2020-9283 known to be exploited?
15 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.