Team Foundation Server
CVE-2019-0647 — Team Foundation Server Information Disclosure Vulnerability
Executive Summary
An information disclosure vulnerability exists when Team Foundation Server does not properly handle variables marked as secret. An authenticated attacker who successfully exploited this vulnerability could view variables that were hidden by other users. To exploit the vulnerability, an authenticated attacker would need to create a task group with a task containing a secret variable. The security update addresses the vulnerability by correcting how variables are handled.
Overview
6.5
CVSS MEDIUM
Moderate
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
EPSS Score
0.04611
probability of exploitation in the next 30 days
0.90858 percentile - updated 2026-08-14
View on FIRST.org
Affected Products
3 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Team Foundation Server 2017 Update 3.1 | Release Notes (Security Update) |
Moderate | Information Disclosure | Maybe |
| Team Foundation Server 2018 Update 1.2 | Release Notes (Security Update) |
Moderate | Information Disclosure | Maybe |
| Team Foundation Server 2018 Update 3.2 | Release Notes (Security Update) |
Moderate | Information Disclosure | Maybe |
Patches
1 patch
| Article | Type | Restart |
|---|---|---|
Release Notes |
Security Update | Maybe |
Exploits & PoC
No public exploit or PoC has been linked for this CVE yet. When available, references are sourced from public repositories and may be unverified or non-functional — review carefully before use.
Detection Rules
No public Sigma or Nuclei detection rule has been mapped to this CVE yet. Coverage is concentrated on exploited / high-profile vulnerabilities; check SigmaHQ for updates.
Acknowledgments
None
References
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