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alpinelinuxAlpine Linux Development TeamALPINE:CVE-2024-0553
HistoryJan 16, 2024 - 12:15 p.m.

CVE-2024-0553

2024-01-1612:15:45
Alpine Linux Development Team
security.alpinelinux.org
25
gnutls vulnerability
timing side-channel attack
sensitive data
rsa-psk clientkeyexchange

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.1 Medium

AI Score

Confidence

High

0.008 Low

EPSS

Percentile

82.0%

A vulnerability was found in GnuTLS. The response times to malformed ciphertexts in RSA-PSK ClientKeyExchange differ from the response times of ciphertexts with correct PKCS#1 v1.5 padding. This issue may allow a remote attacker to perform a timing side-channel attack in the RSA-PSK key exchange, potentially leading to the leakage of sensitive data. CVE-2024-0553 is designated as an incomplete resolution for CVE-2023-5981.

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6.1 Medium

AI Score

Confidence

High

0.008 Low

EPSS

Percentile

82.0%