Server-Side Request Forgery (SSRF) in Team Foundation Server and Azure DevOps Server - CVE-2019-0971
Published: May 16, 2019
Vulnerability identifier: #VU18505
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N]
CVE-ID: CVE-2019-0971
CWE-ID: CWE-918
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The disclosed vulnerability allows a remote attacker to perform SSRF attacks.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send a specially crafted HTTP request to the Repos API and trick the application to initiate requests to arbitrary systems.
Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.
Affected software
Team Foundation Server
Azure DevOps Server
Azure DevOps Server
How to mitigate CVE-2019-0971
Install updates from vendor's website.
Team Foundation Server - update to 2018 Update 3.2 Patch 4
Azure DevOps Server - update to 2019 Patch 2
Azure DevOps Server - update to 2019 Patch 2