7.1
HIGH
CVE-2023-49782
Collabora Online - Built-in CODE Server Session Hijacking Vulnerability
Description

Collabora Online is a collaborative online office suite based on LibreOffice technology. Users of Nextcloud with `Collabora Online - Built-in CODE Server` app can be vulnerable to attack via proxy.php. The bug was fixed in Collabora Online - Built-in CODE Server (richdocumentscode) release 23.5.601. Users are advised to upgrade. There are no known workarounds for this vulnerability.

INFO

Published Date :

Dec. 8, 2023, 8:15 p.m.

Last Modified :

Nov. 21, 2024, 8:33 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.7

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2023-49782 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 Collabora online
1 Collaboraoffice richdocumentscode
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-2023-49782.

URL Resource
https://apps.nextcloud.com/apps/richdocumentscode Product
https://github.com/CollaboraOnline/online/security/advisories/GHSA-8xm5-pgfr-8mjr Vendor Advisory
https://apps.nextcloud.com/apps/richdocumentscode Product
https://github.com/CollaboraOnline/online/security/advisories/GHSA-8xm5-pgfr-8mjr 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-2023-49782 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-49782 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 https://apps.nextcloud.com/apps/richdocumentscode
    Added Reference https://github.com/CollaboraOnline/online/security/advisories/GHSA-8xm5-pgfr-8mjr
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Dec. 13, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    Changed Reference Type https://apps.nextcloud.com/apps/richdocumentscode No Types Assigned https://apps.nextcloud.com/apps/richdocumentscode Product
    Changed Reference Type https://github.com/CollaboraOnline/online/security/advisories/GHSA-8xm5-pgfr-8mjr No Types Assigned https://github.com/CollaboraOnline/online/security/advisories/GHSA-8xm5-pgfr-8mjr Vendor Advisory
    Added CPE Configuration OR *cpe:2.3:a:collaboraoffice:richdocumentscode:*:*:*:*:*:nextcloud:*:* versions up to (excluding) 23.5.601
  • CVE Received by [email protected]

    Dec. 08, 2023

    Action Type Old Value New Value
    Added Description Collabora Online is a collaborative online office suite based on LibreOffice technology. Users of Nextcloud with `Collabora Online - Built-in CODE Server` app can be vulnerable to attack via proxy.php. The bug was fixed in Collabora Online - Built-in CODE Server (richdocumentscode) release 23.5.601. Users are advised to upgrade. There are no known workarounds for this vulnerability.
    Added Reference GitHub, Inc. https://github.com/CollaboraOnline/online/security/advisories/GHSA-8xm5-pgfr-8mjr [No types assigned]
    Added Reference GitHub, Inc. https://apps.nextcloud.com/apps/richdocumentscode [No types assigned]
    Added CWE GitHub, Inc. CWE-79
    Added CVSS V3.1 GitHub, Inc. AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
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-2023-49782 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-49782 weaknesses.

Exploit Prediction

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

0.06 }} 0.01%

score

0.29274

percentile

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