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CVE-2006-4758
phpBB 2.0.21 does not properly handle pathnames ending in %00, which allows remote authenticated administrative users to upload arbitrary…
Medium4.6EPSS 1.7%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
phpBB 2.0.21 does not properly handle pathnames ending in %00, which allows remote authenticated administrative users to upload arbitrary files, as demonstrated by a query to admin/admin_board.php with an avatar_path parameter ending in .php%00.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.6 | AV:N/AC:H/Au:S/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.6.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (10)
- 20347 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20060911 ShAnKaR: multiple PHP application poison NULL byte vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=388120 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 28871 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- phpbb-nullbyte-file-upload(28884) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 21806 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- DSA-1488 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://www.security.nnov.ru/Odocument221.html (opens in a new tab)x_refsource_MISCx_transferred
- http://www.phpbb.com/phpBB/viewtopic.php?f=14&t=489624 (opens in a new tab)x_refsource_MISCx_transferred
- 22188 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2006-4758)Record last updated .