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veracodeVeracode Vulnerability DatabaseVERACODE:45778
HistoryMar 06, 2024 - 6:53 a.m.

Side Channel Attack

2024-03-0606:53:02
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
5
side channel attack
libmbedtls.so
vulnerability
lucky 13 attack
active network attacker
plaintext recovery
timing measurements

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

AI Score

6.4

Confidence

Low

EPSS

0.004

Percentile

72.4%

libmbedtls.so is vulnerable to Side Channel Attack. The vulnerability is due to a miscalculation in a countermeasure to the Lucky 13 attack, allowing an active network attacker to partially recover plaintext of messages under specific conditions by exploiting timing measurements.

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

AI Score

6.4

Confidence

Low

EPSS

0.004

Percentile

72.4%