SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-3197

The salt-api's ssh client is vulnerable to a shell injection by including ProxyCommand in an argument, or via ssh_options provided in an API request.

CRITICAL 9.8EPSS 71.7%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 71.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

An issue was discovered in SaltStack Salt before 3002.5. The salt-api's ssh client is vulnerable to a shell injection by including ProxyCommand in an argument, or via ssh_options provided in an API request.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
71.68% probability · 99th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-74
Affected
saltstack/salt · fedoraproject/fedora · debian/debian linux
Source
cve@mitre.org
EPSS trend
0%38%75%3 November 2026: 71.68%3 November 20263 November 2026

EPSS 71.7% since 3 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.