CVE-2017-2773 — CRITICAL (9.8)

Vulnerability Description

An issue was discovered in Pivotal PCF Elastic Runtime 1.6.x versions prior to 1.6.60, 1.7.x versions prior to 1.7.41, 1.8.x versions prior to 1.8.23, and 1.9.x versions prior to 1.9.1. Incomplete validation logic in JSON Web Token (JWT) libraries can allow unprivileged attackers to impersonate other users in multiple components included in PCF Elastic Runtime, aka an "Unauthenticated JWT signing algorithm in multiple components" issue.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Pivotal Software	Cloud Foundry Elastic Runtime	1.6.0

Related Weaknesses (CWE)

CWE-20

References

http://www.securityfocus.com/bid/97135Third Party AdvisoryVDB Entry
https://pivotal.io/security/cve-2017-2773MitigationVendor Advisory
http://www.securityfocus.com/bid/97135Third Party AdvisoryVDB Entry
https://pivotal.io/security/cve-2017-2773MitigationVendor Advisory

FAQ

What is CVE-2017-2773?

CVE-2017-2773 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in Pivotal PCF Elastic Runtime 1.6.x versions prior to 1.6.60, 1.7.x versions prior to 1.7.41, 1.8.x versions prior to 1.8.23, and 1.9.x versions prior to 1.9.1. Incomplete val...

How severe is CVE-2017-2773?

CVE-2017-2773 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2017-2773?

Check the references section above for vendor advisories and patch information. Affected products include: Pivotal Software Cloud Foundry Elastic Runtime.