CVE-2007-6369

PictPress <= 0.91 - Directory Traversal

2007-12-05 00:00
GolD_M

Strategic Overview

Status
Patched in 0.99
Affected Plugin
PictPress
Affected Version
<= 0.91
CVSS
7.5High
Weakness type
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVE
CVE-2007-6369
View all PictPress vulnerabilities

At a glance

CVE-2007-6369 is a high-severity Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in the PictPress WordPress plugin, affecting versions <= 0.91. It carries a CVSS score of 7.5 (reachable over the network; low attack complexity; high confidentiality impact). Exploitation requires no authentication. The issue is fixed in version 0.99; sites on affected versions should update now. Disclosed December 2007, reported by GolD_M.

Vulnerability Overview

Multiple directory traversal vulnerabilities in resize.php in the PictPress 0.91 and earlier plugin for WordPress allow remote attackers to read arbitrary files via a .. (dot dot) in the (1) size or (2) path parameter.

Technical Analysis

The vector marks this flaw as remotely reachable over the network, with low attack complexity — no special timing or configuration is needed, and no privileges on the target site, and no interaction from a victim user. A successful exploit has high impact on confidentiality.

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Reaching this weakness in PictPress <= 0.91 takes a caller who can reach the endpoint. Path traversal happens when user-controlled text is used to build a filesystem path without being constrained to an intended directory, so sequences like ../ walk the resolved path somewhere else.

Depending on the operation, it means reading files outside the intended folder — wp-config.php being the usual target — or writing to and deleting paths the web server can touch. For PictPress the fix is 0.99: builds <= 0.91 are affected, anything from 0.99 onward is not.

Remediation

Update to version 0.99, or a newer patched version

How does WordSec protect against this?

The attempt arrives as an ordinary request to PictPress: WordSec's web application firewall inspects request payloads before WordPress loads them. None of that substitutes for the fix: PictPress 0.99 closes this, and updating the plugin is the step that ends it.

  • Firewall
  • Alerts

External References

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