CVE-2017-4991

Cloud Foundry UAA password reset vulnerability

7.2 HighFix available

An issue was discovered in Cloud Foundry Foundation cf-release versions prior to v260; UAA release 2.x versions prior to v2.7.4.16, 3.6.x versions prior to v3.6.10, 3.9.x versions prior to v3.9.12, and other versions prior to v3.17.0; and UAA bosh release (uaa-release) 13.x versions prior to v13.14, 24.x versions prior to v24.9, 30.x versions prior to 30.2, and other versions prior to v36. Privileged users in one zone are allowed to perform a password reset for users in a different zone.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.94%Up 0.5 points since Apr 14, 2021

What each source reports

NVD Score used 7.2

Record: CVE-2017-4991
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 6.5 MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness: CWE-269
Updated: 2026-11-02

CVE List No score

Record: CVE-2017-4991
Updated: 2026-11-02

EUVDEUVD-2022-3576 No score

Record: EUVD-2022-3576
Updated: 2026-11-03

GitHub AdvisoriesGHSA-cgrg-x34r-78f3 7.2

Cloud Foundry UAA password reset vulnerability

Record: GHSA-cgrg-x34r-78f3
CVSS 3.0: 7.2 HighCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-269
Updated: 2026-11-02

OSV 7.2

Record: CVE-2017-4991
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVGHSA-cgrg-x34r-78f3 7.2

Cloud Foundry UAA password reset vulnerability

Record: GHSA-cgrg-x34r-78f3
CVSS 3.0: 7.2 HighCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-269
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	2.0.0 up to 2.7.4.16	2.7.4.16
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.0.0 up to 3.6.10	3.6.10
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.7.0 up to 3.9.12	3.9.12
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.10.0 up to 3.17.0	3.17.0
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.0.0 up to 3.6.10, plus listed versions 3.0.13.1.03.2.03.2.13.3.0 Show 12 moreShow less 3.3.0.13.3.0.23.3.0.33.3.0.43.3.0.53.4.03.4.23.4.33.4.43.4.53.5.03.6.0	3.6.10
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.7.0 up to 3.9.12, plus listed versions 3.7.33.8.03.9.03.9.1	3.9.12
`org.cloudfoundry.identity:cloudfoundry-identity-server` Maven	3.10.0 up to 3.17.0, plus listed versions 3.12.03.13.03.15.03.16.0	3.17.0

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, products	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-4991 is a high vulnerability (CVSS 7.2) in Cloud Foundry Uaa, published June 13, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.94%, the 60th percentile. Fixed in org.cloudfoundry.identity:cloudfoundry-identity-server 2.7.4.16.