CVE-2021-36368

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.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited 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

1.68% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 74.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. 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

2022-03-12 23:24Z4 YR AGO

Last updated

2026-05-29 18:46Z3 MO AGO

Reserved

2021-07-09

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Low (CVSS 3.7)

CNA CVSS vector

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

Weaknesses

• CWE-287Improper AuthenticationClass

Data version

5.2

Document digest

dcf03d4d75bdbb11b03c6a04b16d3853cf33dfcf3f8951781028f970f98462ad

• www.openssh.comhttps://www.openssh.com/security.htmlx_refsource_MISC
• github.comhttps://github.com/openssh/openssh-portable/pull/258x_refsource_MISC
• bugzilla.mindrot.orghttps://bugzilla.mindrot.org/show_bug.cgi?id=3316x_refsource_CONFIRM
• docs.ssh-mitm.athttps://docs.ssh-mitm.at/trivialauth.htmlx_refsource_MISC
• security-tracker.debian.orghttps://security-tracker.debian.org/tracker/CVE-2021-36368x_refsource_MISC