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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2024-0914
HistoryJan 31, 2024 - 5:15 a.m.

CVE-2024-0914

2024-01-3105:15:08
Debian Security Bug Tracker
security-tracker.debian.org
6
opencryptoki
rsa
pkcs#1
decryption
vulnerability
timing
side-channel
unix

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

40.7%

A timing side-channel vulnerability has been discovered in the opencryptoki package while processing RSA PKCS#1 v1.5 padded ciphertexts. This flaw could potentially enable unauthorized RSA ciphertext decryption or signing, even without access to the corresponding private key.

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5.6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

40.7%