CVE-2020-8235 — MEDIUM (4.3)

Vulnerability Description

Missing access control in Nextcloud Deck 1.0.4 caused an insecure direct object reference allowing an attacker to view all attachments.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Nextcloud	Deck	1.0.4

Related Weaknesses (CWE)

CWE-639

References

https://hackerone.com/reports/916704ExploitThird Party Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-036Vendor Advisory
https://hackerone.com/reports/916704ExploitThird Party Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-036Vendor Advisory

FAQ

What is CVE-2020-8235?

CVE-2020-8235 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Missing access control in Nextcloud Deck 1.0.4 caused an insecure direct object reference allowing an attacker to view all attachments.

How severe is CVE-2020-8235?

CVE-2020-8235 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-8235?

Check the references section above for vendor advisories and patch information. Affected products include: Nextcloud Deck.