CVE-2020-8122
MEDIUMCVSS 4.3/10EPSS 0.68%
Last modified
CVE-2020-8122 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. A missing check in Nextcloud Server 14.0.3 could give recipient the possibility to extend the expiration date of a share they received.. EPSS estimates a 0.68% chance of exploitation in the next 30 days.
Description
A missing check in Nextcloud Server 14.0.3 could give recipient the possibility to extend the expiration date of a share they received.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Nextcloud Server | < 12.0.13 |
| Nextcloud | Nextcloud Server | >= 13.0.0, < 13.0.8 |
| Nextcloud | Nextcloud Server | >= 14.0.0, < 14.0.4 |
| Nextcloud | Nextcloud Server | >= 14.0.5, < 15.0.0 |
References
- https://hackerone.com/reports/447494Exploit, Third Party Advisory
- https://nextcloud.com/security/advisory/?id=NC-SA-2019-002Vendor Advisory
- https://hackerone.com/reports/447494Exploit, Third Party Advisory
- https://nextcloud.com/security/advisory/?id=NC-SA-2019-002Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-8122?
A missing check in Nextcloud Server 14.0.3 could give recipient the possibility to extend the expiration date of a share they received.
How severe is CVE-2020-8122?
CVE-2020-8122 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8122?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-8122?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST