6.5
MEDIUM
CVE-2023-48308
Nextcloud Cloud Information Disclosure Vulnerability
Description

Nextcloud/Cloud is a calendar app for Nextcloud. An attacker can gain access to stacktrace and internal paths of the server when generating an exception while editing a calendar appointment. It is recommended that the Nextcloud Calendar app is upgraded to 4.5.3

INFO

Published Date :

Dec. 22, 2023, 12:15 a.m.

Last Modified :

Jan. 9, 2024, 4:30 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2023-48308 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 Nextcloud nextcloud_server
2 Nextcloud calendar
3 Nextcloud notes
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-2023-48308.

URL Resource
https://github.com/nextcloud/calendar/pull/5553 Patch Vendor Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-fv3c-qvjr-5rv8 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-2023-48308 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-48308 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 [email protected]

    May. 14, 2024

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

    Jan. 09, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://github.com/nextcloud/calendar/pull/5553 No Types Assigned https://github.com/nextcloud/calendar/pull/5553 Patch, Vendor Advisory
    Changed Reference Type https://github.com/nextcloud/security-advisories/security/advisories/GHSA-fv3c-qvjr-5rv8 No Types Assigned https://github.com/nextcloud/security-advisories/security/advisories/GHSA-fv3c-qvjr-5rv8 Vendor Advisory
    Added CWE NIST CWE-212
    Added CPE Configuration OR *cpe:2.3:a:nextcloud:calendar:*:*:*:*:*:*:*:* versions from (including) 3.0.0 up to (excluding) 4.5.3
  • CVE Received by [email protected]

    Dec. 22, 2023

    Action Type Old Value New Value
    Added Description Nextcloud/Cloud is a calendar app for Nextcloud. An attacker can gain access to stacktrace and internal paths of the server when generating an exception while editing a calendar appointment. It is recommended that the Nextcloud Calendar app is upgraded to 4.5.3
    Added Reference GitHub, Inc. https://github.com/nextcloud/security-advisories/security/advisories/GHSA-fv3c-qvjr-5rv8 [No types assigned]
    Added Reference GitHub, Inc. https://github.com/nextcloud/calendar/pull/5553 [No types assigned]
    Added CWE GitHub, Inc. CWE-1258
    Added CVSS V3.1 GitHub, Inc. AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/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-2023-48308 is associated with the following CWEs:

Exploit Prediction

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

0.05 }} 0.01%

score

0.15085

percentile

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