CVE-2021-23427
CRITICALCVSS 9.8/10EPSS 1.43%
Last modified
CVE-2021-23427 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. This affects all versions of package elFinder.NetCore. The ExtractAsync function within the FileSystem is vulnerable to arbitrary extraction due to insufficient validation.. EPSS estimates a 1.43% chance of exploitation in the next 30 days.
Description
This affects all versions of package elFinder.NetCore. The ExtractAsync function within the FileSystem is vulnerable to arbitrary extraction due to insufficient validation.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Elfinder.Netcore Project | Elfinder.Netcore | All versions |
References
- https://snyk.io/vuln/SNYK-DOTNET-ELFINDERNETCORE-1567778Exploit, Third Party Advisory
- https://snyk.io/vuln/SNYK-DOTNET-ELFINDERNETCORE-1567778Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-23427?
This affects all versions of package elFinder.NetCore. The ExtractAsync function within the FileSystem is vulnerable to arbitrary extraction due to insufficient validation.
How severe is CVE-2021-23427?
CVE-2021-23427 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.43% probability of exploitation in the next 30 days.
How do I fix CVE-2021-23427?
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-2021-23427?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST