CVE-2017-5677

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-02-06 · updated 2026-06-17

Description

PEAR HTML_AJAX 0.3.0 through 0.5.7 has a PHP Object Injection Vulnerability in the PHP Serializer. It allows remote code execution. In one viewpoint, the root cause is an incorrect regular expression.

Affected products

pear Html Ajax: 0.3.0, 0.3.1, 0.3.2, 0.3.3, 0.3.4, 0.4.0 (+9)

References

http://blog.pear.php.net/2017/02/02/security-html_ajax-058/
http://karmainsecurity.com/KIS-2017-01
http://seclists.org/fulldisclosure/2017/Feb/12
http://www.securityfocus.com/bid/96044
https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=f5acb5adcd195f9a06b732794cb0de7620def646
https://pear.php.net/bugs/bug.php?id=21165
http://blog.pear.php.net/2017/02/02/security-html_ajax-058/
http://karmainsecurity.com/KIS-2017-01
http://seclists.org/fulldisclosure/2017/Feb/12
http://www.securityfocus.com/bid/96044
https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=f5acb5adcd195f9a06b732794cb0de7620def646
https://pear.php.net/bugs/bug.php?id=21165

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