#VU21640 Cross-site request forgery in Microsoft SharePoint Foundation and Microsoft SharePoint Server - CVE-2019-1329

Vulnerability identifier: #VU21640

Vulnerability risk: Medium

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-1329

CWE-ID: CWE-352

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microsoft SharePoint Foundation
Server applications / Application servers
Microsoft SharePoint Server
Server applications / Application servers

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in Microsoft SharePoint Server. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Microsoft SharePoint Server: 2010 Service Pack 2 - 2013

Microsoft SharePoint Server: 2016

---

External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1329

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.