CVE-2020-8297

low-risk
Published 2021-02-23

Nextcloud Deck before 1.0.2 suffers from an insecure direct object reference (IDOR) vulnerability that permits users with a duplicate user identifier to access deck data of a previous deleted user.

Do I need to act?

-
0.23% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.3/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Deck

Affected Vendors

Nextcloud

References (6)

Patch https://github.com/nextcloud/deck/pull/1976
Exploit https://hackerone.com/reports/882258
Broken Link https://nextcloud.com/security/advisory/?id=NC-SA-2021-007
Patch https://github.com/nextcloud/deck/pull/1976
Exploit https://hackerone.com/reports/882258
Broken Link https://nextcloud.com/security/advisory/?id=NC-SA-2021-007
24
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal