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veracodeVeracode Vulnerability DatabaseVERACODE:41420
HistoryJul 20, 2023 - 10:30 a.m.

Improper Signature Validation

2023-07-2010:30:29
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
5
keylime
vulnerability
improper signature validation
checkquote function
tpm_util.py
unauthorized actions

2.8 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

0.0004 Low

EPSS

Percentile

15.5%

keylime is vulnerable to Improper Signature Validation. The vulnerability exists in the checkquote function at tpm_util.py because the quote validation is not properly handed in the case of a malformed signature which could allow an attacker to perform unauthorized actions.

CPENameOperatorVersion
keylimele7.3.0
keylimele7.3.0

2.8 Low

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

0.0004 Low

EPSS

Percentile

15.5%