gnutls28 vulnerabilities

2024-04-1516:37:17

Google

osv.dev

gnutls28

vulnerability

ecdsa

timing

side-channel

sensitive information

remote attacker

pem bundle

verification

crash

denial of service

ubuntu 22.04 lts

ubuntu 23.10

software

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.4

Confidence

High

EPSS

Percentile

13.8%

JSON

It was discovered that GnuTLS had a timing side-channel when performing
certain ECDSA operations. A remote attacker could possibly use this issue
to recover sensitive information. (CVE-2024-28834)

It was discovered that GnuTLS incorrectly handled verifying certain PEM
bundles. A remote attacker could possibly use this issue to cause GnuTLS to
crash, resulting in a denial of service. This issue only affected Ubuntu
22.04 LTS and Ubuntu 23.10. (CVE-2024-28835)