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ubuntuUbuntuUSN-6854-1
HistoryJun 27, 2024 - 12:00 a.m.

OpenSSL vulnerability

2024-06-2700:00:00
ubuntu.com
1
openssl
ubuntu 22.04 lts
insecure key size
diffie-hellman
denial of service

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.9 Medium

AI Score

Confidence

Low

0.01 Low

EPSS

Percentile

83.8%

Releases

  • Ubuntu 22.04 LTS

Packages

  • openssl - Secure Socket Layer (SSL) cryptographic library and tools

Details

It was discovered that OpenSSL failed to choose an appropriately short
private key size when computing shared-secrets in the Diffie-Hellman Key
Agreement Protocol. A remote attacker could possibly use this issue to cause
OpenSSL to consume resources, resulting in a denial of service.

OSVersionArchitecturePackageVersionFilename
Ubuntu22.04noarchlibssl3< 3.0.2-0ubuntu1.16UNKNOWN
Ubuntu22.04noarchlibssl-dev< 3.0.2-0ubuntu1.16UNKNOWN
Ubuntu22.04noarchlibssl-doc< 3.0.2-0ubuntu1.16UNKNOWN
Ubuntu22.04noarchlibssl3-dbgsym< 3.0.2-0ubuntu1.16UNKNOWN
Ubuntu22.04noarchopenssl< 3.0.2-0ubuntu1.16UNKNOWN
Ubuntu22.04noarchopenssl-dbgsym< 3.0.2-0ubuntu1.16UNKNOWN

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.9 Medium

AI Score

Confidence

Low

0.01 Low

EPSS

Percentile

83.8%