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CVE-2011-3640

7.1 · HIGH

Untrusted search path vulnerability in Mozilla Network Security Services (NSS), as used in Google Chrome before 17 on Windows and Mac OS X, might allow local users to gain privileges via a Trojan h…

Published Oct 28, 2011googleCWE-426EPSS 1.40%

Overview

CVE-2011-3640 is a high-severity vulnerability affecting google chrome. It was published on October 28, 2011 and has a CVSS 2.0 base score of 7.1 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Untrusted search path vulnerability in Mozilla Network Security Services (NSS), as used in Google Chrome before 17 on Windows and Mac OS X, might allow local users to gain privileges via a Trojan horse pkcs11.txt file in a top-level directory. NOTE: the vendor's response was "Strange behavior, but we're not treating this as a security bug."

Remediation

Check the references section for vendor advisories and patches from google. Update chrome to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
googlechrome>= 0, < 17.0Affected

References

Refblog.acrossecurity.com/2011/10/google-chrome-pkcs11txt-file-planting.htmlRefcode.google.com/p/chromium/issues/detail?id=97426Refsecurityreason.com/securityalert/8483Refbugzilla.mozilla.org/show_bug.cgi?id=641052Refhermes.opensuse.org/messages/13154861Refhermes.opensuse.org/messages/13155432Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13414Refblog.acrossecurity.com/2011/10/google-chrome-pkcs11txt-file-planting.htmlRefcode.google.com/p/chromium/issues/detail?id=97426Refsecurityreason.com/securityalert/8483

How CyberStrike helps

Frequently asked questions

What is CVE-2011-3640?

CVE-2011-3640 is a high-severity vulnerability affecting google chrome. It was published on October 28, 2011 and has a CVSS 2.0 base score of 7.1 (HIGH).

How severe is CVE-2011-3640?

This vulnerability has a CVSS 2.0 base score of 7.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2011-3640?

Check the references section for vendor advisories and patches from google. Update chrome to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-3640?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-3640 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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