CVE-2020-8295: nextcloud nextcloud_server Uncontrolled Resource Consumption
CVSS: 7.5v3.1HighModified
Published 26-01-2021Last modified 04-08-2024
Vulnerability summary
CVE-2020-8295 is a high (CVSS 7.5) Uncontrolled Resource Consumption vulnerability in nextcloud nextcloud_server. EPSS estimates a 1.81% chance of exploitation in the next 30 days, higher than 78.2% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
1.81%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 3 · Related 3Timeline
- 26-01-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
A wrong check in Nextcloud Server 19 and prior allowed to perform a denial of service attack when resetting the password for a user.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.81%
Chance of exploitation in the next 30 days
Percentile
78%
Versus all other CVEs
30-day change
0.00 pp
From 1.81% on 19-09-2026
19-09-202619-10-2026
EPSS score1.81%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (hackerone.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Nextcloud1 product
- nextcloud_server< 20.0.0
1 vendor · 1 product