7.5
HIGH
CVE-2022-26306
LibreOffice Encryption IV Weakness
Description

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.

INFO

Published Date :

July 25, 2022, 3:15 p.m.

Last Modified :

Nov. 21, 2024, 6:53 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2022-26306 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Debian debian_linux
1 Libreoffice libreoffice
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-26306.

URL Resource
http://www.openwall.com/lists/oss-security/2022/08/13/1 Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html Mailing List Third Party Advisory
https://www.libreoffice.org/about-us/security/advisories/cve-2022-26306 Vendor Advisory
http://www.openwall.com/lists/oss-security/2022/08/13/1 Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html Mailing List Third Party Advisory
https://www.libreoffice.org/about-us/security/advisories/cve-2022-26306 Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-26306 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-26306 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2022/08/13/1
    Added Reference https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html
    Added Reference https://www.libreoffice.org/about-us/security/advisories/cve-2022-26306
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Jul. 11, 2023

    Action Type Old Value New Value
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html No Types Assigned https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html Mailing List, Third Party Advisory
    Removed CWE NIST CWE-326
    Added CWE NIST CWE-330
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Mar. 26, 2023

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Oct. 26, 2022

    Action Type Old Value New Value
    Changed Reference Type http://www.openwall.com/lists/oss-security/2022/08/13/1 No Types Assigned http://www.openwall.com/lists/oss-security/2022/08/13/1 Mailing List, Third Party Advisory
  • CVE Modified by [email protected]

    Aug. 15, 2022

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2022/08/13/1 [No Types Assigned]
  • Initial Analysis by [email protected]

    Aug. 02, 2022

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://www.libreoffice.org/about-us/security/advisories/cve-2022-26306 No Types Assigned https://www.libreoffice.org/about-us/security/advisories/cve-2022-26306 Vendor Advisory
    Added CWE NIST CWE-326
    Added CPE Configuration OR *cpe:2.3:a:libreoffice:libreoffice:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (excluding) 7.2.7 *cpe:2.3:a:libreoffice:libreoffice:*:*:*:*:*:*:*:* versions from (including) 7.3.0 up to (excluding) 7.3.3
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-26306 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.17 }} 0.00%

score

0.53919

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability