What is the CVSS score of CVE-2023-28845?

CVE-2023-28845 has a CVSS 3.1 base score of 3.5 (Low). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N. EPSS exploitation probability: 0.4%.

Is there a patch available for CVE-2023-28845?

Yes, a patch is available for CVE-2023-28845. Update the affected software to the latest version immediately.

Nextcloud CVE-2023-28845

LOW

Improper Access Control (CWE-284)

2023-03-31 security-advisories@github.com

Authentication Bypass Nextcloud Talk

3.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

3.5 LOW

AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Mar 31, 2023 - 23:15 nvd

LOW 3.5

DescriptionNVD

Nextcloud talk is a video & audio conferencing app for Nextcloud. In affected versions the talk app does not properly filter access to a conversations member list. As a result an attacker could use this vulnerability to gain information about the members of a Talk conversation, even if they themselves are not members. It is recommended that the Nextcloud Talk is upgraded to 14.0.9 or 15.0.4. There are no known workarounds for this vulnerability.

AnalysisAI

Nextcloud talk is a video & audio conferencing app for Nextcloud. Rated low severity (CVSS 3.5), this vulnerability is remotely exploitable, low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-284. Nextcloud talk is a video & audio conferencing app for Nextcloud. In affected versions the talk app does not properly filter access to a conversations member list. As a result an attacker could use this vulnerability to gain information about the members of a Talk conversation, even if they themselves are not members. It is recommended that the Nextcloud Talk is upgraded to 14.0.9 or 15.0.4. There are no known workarounds for this vulnerability. Affected products include: Nextcloud Talk.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.