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veracodeVeracode Vulnerability DatabaseVERACODE:41335
HistoryJul 18, 2023 - 11:20 a.m.

Improper Certificate Validation

2023-07-1811:20:41
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
29
cryptography
vulnerability
ssh
certificate
unauthorized actions

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

47.6%

cryptography is vulnerable to Improper Certificate Validation. The vulnerability exists due to the _parse_exts_opts function in ssh.py because loading ssh certificates generated with ssh-keygen or SSHCertificateBuilder yields unexpected results which potentially allows an attacker to perform unauthorized actions.

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.001

Percentile

47.6%