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CVE-2019-0971

25
FAUCET Score

CVE-2019-0971 is an information disclosure vulnerability affecting Azure DevOps Server and Microsoft Team Foundation Server. It arises from improper sanitization of specially crafted authentication requests, allowing an authenticated attacker to potentially access sensitive information. With a CVSS score of 6.5 (Medium), this vulnerability has a low attack complexity and does not require user interaction, but does require authentication. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or inclusion in CISA's KEV catalog, and community discussion and media coverage are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
2018CPE matchmatch criteria
cpe:2.3:a:microsoft:team_foundation_server:2018:3.2:*:*:*:*:*:*
2019CPE matchmatch criteria
cpe:2.3:o:microsoft:azure_devops_server:2019:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

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
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
8.46%
Probability of exploitation in next 30 days
EPSS Percentile
94.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0846 is in the 98th percentile among its peer group of 21,954 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Team Foundation Server 2018 Update 3.2
View patch
microsoftpatch availablevia msrc
Product: Azure DevOps Server 2019
View patch

Vendor Advisories (1)

microsoft2019-May/CVE-2019-0971Important

Azure DevOps Server and Team Foundation Server Information Disclosure Vulnerability

May 14, 2019

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2019-0971
PatchVendor Advisory