CVE-2020-8138
Medium
Description
A missing check for IPv4 nested inside IPv6 in Nextcloud server < 17.0.1, < 16.0.7, and < 15.0.14 allowed a Server-Side Request Forgery (SSRF) vulnerability when subscribing to a malicious calendar URL.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Nextcloud Server
PublishedMar 20, 2020
First seenMar 20, 2020
Weakness typeCWE-918Server-side request forgery (SSRF)
How to fix
Update
- nextcloud nextcloud_server15.0.14, 16.0.7, 17.0.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| nextcloud nextcloud_server | v < 15.0.14, 16.0.0 ≤ v < 16.0.7, 17.0.0 ≤ v < 17.0.2 | 15.0.14, 16.0.7, 17.0.2 |
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