CVE-2024-39223

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.70% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 50.4% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Deferred. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2024-07-03 00:00Z2 YR AGO

Last updated

2024-10-25 18:01Z1 YR AGO

Reserved

2024-06-21

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Critical (CVSS 9.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-639Authorization Bypass Through User-Controlled KeyBase

Data version

5.1

Document digest

f61f0e77bbae58f0fff46b6906df7ad28e10c383226e5a18a814fd8c0c286a12

• github.comhttps://github.com/ginuerzh/gost/issues/1034
• github.comhttps://github.com/ginuerzh/gost/blob/729d0e70005607dc7c69fc1de62fd8fe21f85355/ssh.go#L229
• gist.github.comhttps://gist.github.com/nyxfqq/a7242170b1118e78436a62dee4e09e8a