CVE-2020-10252 Server-side request forgery in n/a

What is CVE-2020-10252?

CVE-2020-10252 is a high-severity server-side request forgery vulnerability in Owncloud Owncloud, published on 19 Feb 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An issue was discovered in ownCloud before 10.4. Because of an SSRF issue (via the apps/files_sharing/external remote parameter), an authenticated attacker can interact with local services blindly (aka Blind SSRF) or conduct a Denial Of Service attack.

Weakness: CWE-918

Which versions are affected by CVE-2020-10252?

It affects 1 product.

Products include Owncloud Owncloud.

How do I fix CVE-2020-10252?

No fix has been published for CVE-2020-10252 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2020-10252 being exploited?

There is no known exploitation of CVE-2020-10252 in the wild and no public exploit code.

Other vulnerabilities in Owncloud Owncloud

• CVE-2021-35946 Privilege escalation in n/a Critical 9.8
• CVE-2014-2052 XML external entity in n/a Critical 9.8
• CVE-2014-2048 Auth bypass in n/a Critical 9.8
• CVE-2020-28645 Path traversal in n/a Critical 9.1
• CVE-2015-4718 Command injection in n/a Critical 9.0

All Owncloud Owncloud vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-jjpp-cjc4-jw4h.