SB2022081526 - Multiple vulnerabilities in Apache OpenOffice

Description

This security bulletin contains information about 2 vulnerabilities.

1) Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) (CVE-ID: CVE-2022-37400)

CWE-ID: CWE-338 - Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to the required initialization vector for encryption is always the same for stored passwords. A local user can decrypt passwords for web connections from the user's configuration database.

2) Inadequate Encryption Strength (CVE-ID: CVE-2022-37401)

CWE-ID: CWE-326 - Inadequate Encryption Strength

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to a poor encoding of the master key for web connections in the user’s configuration database, resulting in weakening its entropy from 128 to 43 bits. A local user can decrypt victim's password.

Remediation

Install update from vendor's website.

References

• https://www.openoffice.org/security/cves/CVE-2022-37400.html
• https://www.openoffice.org/security/cves/CVE-2022-37401.html