Prototype pollution in AngularJS - CVE-2019-10768

 

Prototype pollution in AngularJS - CVE-2019-10768

Published: December 4, 2019


Vulnerability identifier: #VU23382
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2019-10768
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data within the merge() function. A remote attacker can trick the victim to follow a adding or modifying properties of `Object.prototype` using a `__proto__` payload and execute arbitrary script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


Affected software

AngularJS
Control Desk
IBM Business Automation Manager Open Editions
IBM Cloud Pak for Watson AIOps
Storage Protect Plus Server
IBM DataPower Gateway
BIG-IP
python-XStatic-Angular (Red Hat package)
IBM Transformation Extender Advanced
IBM Spectrum Protect Plus
Red Hat OpenStack
IBM Business Automation Workflow
IBM Cloud Pak for Business Automation

How to mitigate CVE-2019-10768

Install updates from vendor's website.

AngularJS - update to 1.7.9
IBM Business Automation Manager Open Editions - update to 8.0.8
IBM DataPower Gateway - addressed in versions 10.0.1.4, 10.0.3.0, 2018.4.1.17
python-XStatic-Angular (Red Hat package) - addressed in versions 1.5.8.0-13.el8ost, 1.5.8.0-15.el9ost
IBM Cloud Pak for Watson AIOps - update to 4.1
IBM Transformation Extender Advanced - addressed in versions 10.0.1.11, 10.0.2.0
IBM Spectrum Protect Plus - update to 10.1.6.4
Storage Protect Plus Server - update to 10.1.16.3
Red Hat OpenStack - addressed in versions 16.1.9, 16.2.4, 17.0
IBM Business Automation Workflow - addressed in versions 21.0.3 IF021, 22.0.2 IF005
IBM Cloud Pak for Business Automation - addressed in versions 21.0.3.21, 22.0.2.5

External References

Related Security Bulletins