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nvd[email protected]NVD:CVE-2023-28531
HistoryMar 17, 2023 - 4:15 a.m.

CVE-2023-28531

2023-03-1704:15:14
web.nvd.nist.gov
2
cve-2023-28531
openssh
ssh-add
smartcard keys
vulnerability
ssh-agent
per-hop destination constraints

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.7%

ssh-add in OpenSSH before 9.3 adds smartcard keys to ssh-agent without the intended per-hop destination constraints. The earliest affected version is 8.9.

Affected configurations

NVD
Node
openbsdopensshRange8.99.3
Node
netappbrocade_fabric_operating_systemMatch-
OR
netapphci_bootstrap_osMatch-
OR
netappsolidfire_element_osMatch-

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.7%