Vulnerability identifier: #VU7955

Vulnerability risk: Critical

CVSSv3.1: 9.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-798

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Web Developer (Chrome extension)
Client/Desktop applications / Plugins for browsers, ActiveX components

Vendor: Chris Pederick

Description
The vulnerability allows a remote attacker to gain unauthorized access to victim's browser.

The vulnerability exists due to presence of backdoor code in Web Development Google Chrome extension 0.4.9, distributed via Google Web Store.

Mitigation
Update to version 0.5.

Vulnerable software versions

Web Developer (Chrome extension): 0.4.9

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External links
http://chrispederick.com/blog/web-developer-for-chrome-compromised/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.