Vulnerability Details : CVE-2015-8562

Public exploit exists!
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.
Published 2015-12-16 21:59:06
Updated 2025-04-12 10:46:41
Source MITRE
View at NVD,   CVE.org

Products affected by CVE-2015-8562

Exploit prediction scoring system (EPSS) score for CVE-2015-8562

EPSS FAQ
94.00%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2015-8562

  • Joomla HTTP Header Unauthenticated Remote Code Execution
    Disclosure Date: 2015-12-14
    First seen: 2020-04-26
    exploit/multi/http/joomla_http_header_rce
    Joomla suffers from an unauthenticated remote code execution that affects all versions from 1.5.0 to 3.4.5. By storing user supplied headers in the databases session table it's possible to truncate the input by sending an UTF-8 character. The custom created payload is

CVSS scores for CVE-2015-8562

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
 HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
 NIST

CWE ids for CVE-2015-8562

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2015-8562

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