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vulnrichmentRedhatVULNRICHMENT:CVE-2023-5992
HistoryJan 31, 2024 - 2:05 p.m.

CVE-2023-5992 Opensc: side-channel leaks while stripping encryption pkcs#1 padding

2024-01-3114:05:07
CWE-203
redhat
github.com
3
opensc
vulnerability
pkcs#1
padding
removal
side-channel
leak
private data

CVSS3

5.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

AI Score

6.6

Confidence

Low

EPSS

0.001

Percentile

26.8%

SSVC

Exploitation

none

Automatable

no

Technical Impact

partial

A vulnerability was found in OpenSC where PKCS#1 encryption padding removal is not implemented as side-channel resistant. This issue may result in the potential leak of private data.

CVSS3

5.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

AI Score

6.6

Confidence

Low

EPSS

0.001

Percentile

26.8%

SSVC

Exploitation

none

Automatable

no

Technical Impact

partial