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veracodeVeracode Vulnerability DatabaseVERACODE:46318
HistoryApr 10, 2024 - 11:30 a.m.

Timing Based Side-Channel Attack

2024-04-1011:30:47
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
12
libgcrypt
vulnerability
rsa
decryption
timing-based
side-channel
attack
bleichenbacher-style

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

AI Score

7.2

Confidence

Low

EPSS

0

Percentile

9.6%

Libgcrypt is vulnerable to a timing-based side-channel attack. The vulnerability is due to the handling of RSA decryption, which may allow a remote attacker to initiate a Bleichenbacher-style attack and decrypt arbitrary RSA ciphertexts.

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

AI Score

7.2

Confidence

Low

EPSS

0

Percentile

9.6%