CVE-2022-26306 - Inadequate Encryption Strength

Severity

75%

Complexity

39%

Confidentiality

60%

LibreOffice supports the storage of passwords for web connections in the user’s configuration database. The stored passwords are encrypted with a single master key provided by the user. A flaw in LibreOffice existed where the required initialization vector for encryption was always the same which weakens the security of the encryption making them vulnerable if an attacker has access to the user's configuration data. This issue affects: The Document Foundation LibreOffice 7.2 versions prior to 7.2.7; 7.3 versions prior to 7.3.1.

CVSS 3.1 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Overview

First reported 2 years ago

2022-07-25 15:15:00

Last updated 2 years ago

2022-10-26 19:06:00

Affected Software

LibreOffice LibreOffice

References

https://www.libreoffice.org/about-us/security/advisories/cve-2022-26306

https://www.libreoffice.org/about-us/security/advisories/cve-2022-26306

Vendor Advisory

[oss-security] 20220812 CVE-2022-37400: Apache OpenOffice Static Initialization Vector Allows to Recover Passwords for Web Connections Without Knowing the Master Password

[oss-security] 20220812 CVE-2022-37400: Apache OpenOffice Static Initialization Vector Allows to Recover Passwords for Web Connections Without Knowing the Master Password

Mailing List, Third Party Advisory

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