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CVE-2015-8562

Published Dec 16, 2015 joomla CWE-20

Overview

CVE-2015-8562 is a known-severity vulnerability affecting joomla joomla\!. It was published on December 16, 2015.

Technical Description

Joomla! 1.5.x, 2.x, and 3.x before 3.4.6 allow remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via the HTTP User-Agent header, as exploited in the wild in December 2015.

Remediation

Check the references section for vendor advisories and patches from joomla. Update joomla\! 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

Vendor Product Versions Status

References

Ref packetstormsecurity.com/files/134949/Joomla-HTTP-Header-Unauthenticated-Remote-Code-Execution.html Ref packetstormsecurity.com/files/135100/Joomla-3.4.5-Object-Injection.html Ref www.rapid7.com/db/modules/exploit/multi/http/joomla_http_header_rce Ref www.securityfocus.com/archive/1/537219/100/0/threaded Ref www.securityfocus.com/bid/79195 Ref blog.sucuri.net/2015/12/remote-command-execution-vulnerability-in-joomla.html Ref developer.joomla.org/security-centre/630-20151214-core-remote-code-execution-vulnerability.html Ref www.exploit-db.com/exploits/38977/ Ref www.exploit-db.com/exploits/39033/ Ref packetstormsecurity.com/files/134949/Joomla-HTTP-Header-Unauthenticated-Remote-Code-Execution.html

Frequently Asked Questions

What is CVE-2015-8562?

CVE-2015-8562 is a known-severity vulnerability affecting joomla joomla\!. It was published on December 16, 2015.

How severe is CVE-2015-8562?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2015-8562?

Check the references section for vendor advisories and patches from joomla. Update joomla\! 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-2015-8562?

CyberStrike's AI-powered security agents can automatically detect CVE-2015-8562 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

How CyberStrike Helps

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Code Review

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HackBrowser

Browser-based exploitation validates findings with real proof-of-concept.
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