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CVE-2011-2745

6.5 · MEDIUM

upload_handler.php in the swfupload extension in Chyrp 2.0 and earlier relies on client-side JavaScript code to restrict the file extensions of uploaded files, which allows remote authenticated use…

Published Jul 27, 2011chyrpCWE-264EPSS 2.03%

Overview

CVE-2011-2745 is a medium-severity vulnerability affecting chyrp chyrp. It was published on July 27, 2011 and has a CVSS 2.0 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

upload_handler.php in the swfupload extension in Chyrp 2.0 and earlier relies on client-side JavaScript code to restrict the file extensions of uploaded files, which allows remote authenticated users to upload a .php file, and consequently execute arbitrary PHP code, via a write_post action to the default URI under admin/.

Remediation

Check the references section for vendor advisories and patches from chyrp. Update chyrp 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
chyrpchyrp0Affected

References

Refsecurityreason.com/securityalert/8314Refwww.justanotherhacker.com/advisories/JAHx113.txtRefwww.openwall.com/lists/oss-security/2011/07/13/5Refwww.openwall.com/lists/oss-security/2011/07/13/6Refwww.securityfocus.com/bid/48672Refsecurityreason.com/securityalert/8314Refwww.justanotherhacker.com/advisories/JAHx113.txtRefwww.openwall.com/lists/oss-security/2011/07/13/5Refwww.openwall.com/lists/oss-security/2011/07/13/6Refwww.securityfocus.com/bid/48672

How CyberStrike helps

Frequently asked questions

What is CVE-2011-2745?

CVE-2011-2745 is a medium-severity vulnerability affecting chyrp chyrp. It was published on July 27, 2011 and has a CVSS 2.0 base score of 6.5 (MEDIUM).

How severe is CVE-2011-2745?

This vulnerability has a CVSS 2.0 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2011-2745?

Check the references section for vendor advisories and patches from chyrp. Update chyrp 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-2011-2745?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-2745 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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