CVE-2020-36249: owncloud file_firewall
CVSS: 7.5v3.1HighModified
Published 19-02-2021Last modified 04-08-2024
Vulnerability summary
CVE-2020-36249 is a high (CVSS 7.5) vulnerability in owncloud file_firewall. EPSS estimates a 0.86% chance of exploitation in the next 30 days, higher than 57.9% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
0.86%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 19-02-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
The File Firewall before 2.8.0 for ownCloud Server does not properly enforce file-type restrictions for public shares.
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:H/A:NSourcesSingle source
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
0.86%
Chance of exploitation in the next 30 days
Percentile
58%
Versus all other CVEs
30-day change
0.00 pp
From 0.86% on 20-09-2026
20-09-202620-10-2026
EPSS score0.86%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Owncloud1 product
- file_firewall< 2.8.0
1 vendor · 1 product
References
1 links- owncloud.com/security-advisories/bypassing-file-firewall-oc-sa-2020-002/X Refsource MISCVendor Advisory