CVE-2006-4759

Severity: low (CVSS 3.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2006-09-13 · updated 2026-06-16

Description

PunBB 1.2.12 does not properly handle an avatar directory pathname ending in %00, which allows remote authenticated administrative users to upload arbitrary files and execute code, as demonstrated by a query to admin_options.php with an avatars_dir parameter ending in %00. NOTE: this issue was originally disputed by the vendor, but the dispute was withdrawn on 20060926.

Affected products

Punbb: 1.2.12

References

http://forums.punbb.org/viewtopic.php?id=13255
http://www.attrition.org/pipermail/vim/2006-September/001041.html
http://www.attrition.org/pipermail/vim/2006-September/001052.html
http://www.attrition.org/pipermail/vim/2006-September/001055.html
http://www.security.nnov.ru/Odocument221.html
http://www.securityfocus.com/archive/1/445788/100/0/threaded
http://www.securityfocus.com/archive/1/446420/100/0/threaded
https://exchange.xforce.ibmcloud.com/vulnerabilities/28884
http://forums.punbb.org/viewtopic.php?id=13255
http://www.attrition.org/pipermail/vim/2006-September/001041.html
http://www.attrition.org/pipermail/vim/2006-September/001052.html
http://www.attrition.org/pipermail/vim/2006-September/001055.html

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