CVE-2005-3420

Description

usercp_register.php in phpBB 2.0.17 allows remote attackers to modify regular expressions and execute PHP code via the signature_bbcode_uid parameter, as demonstrated by injecting an "e" modifier into a preg_replace statement.

7.5

CVSS

Severity: High

CVSS 2.0 •

EPSS 2.32% Top 20%

Vendor Advisory debian.org Vendor Advisory securitytracker.com Vendor Advisory hardened-php.net

Affected: n/a n/a

References

Link	Tags
http://www.vupen.com/english/advisories/2005/2250	vdb entry
http://marc.info/?l=bugtraq&m=113081113317600&w=2	mailing list
http://www.debian.org/security/2005/dsa-925	vendor advisory
http://secunia.com/advisories/17366	third party advisory
http://securityreason.com/securityalert/130	third party advisory
http://secunia.com/advisories/18098	third party advisory
http://www.hardened-php.net/advisory_172005.75.html	patch vendor advisory
http://www.osvdb.org/20391	vdb entry patch
http://securitytracker.com/id?1015121	vdb entry patch vendor advisory
http://www.securityfocus.com/bid/15243	vdb entry patch

Frequently Asked Questions

What is the severity of CVE-2005-3420?: CVE-2005-3420 has been scored as a high severity vulnerability.
How to fix CVE-2005-3420?: To fix CVE-2005-3420, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2005-3420 being actively exploited in the wild?: It is possible that CVE-2005-3420 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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