A security flaw has been discovered in kevquirk PureBlog up to 3.7.2. The affected element is the function save_page of the file includes/lib/content.php of the component Page Editor. Performing a manipulation of the argument page slug results in path traversal. Remote exploitation of the attack is possible. Upgrading to version 3.7.3 is sufficient to fix this issue. The patch is named 71f5b0de2ecb2bb2934048ed40e1155c107484e3. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
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Versions
From the CNA's record in the CVE List.
Product
Affected
kevquirk PureBlog
3.7.0
kevquirk PureBlog
3.7.1
kevquirk PureBlog
3.7.2
Attack patterns (CAPEC)
CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic Likelihood: High · Severity: High
CAPEC-76 Manipulating Web Input to File System Calls Likelihood: High · Severity: Very High
CAPEC-78 Using Escaped Slashes in Alternate Encoding Likelihood: High · Severity: High
CAPEC-79 Using Slashes in Alternate Encoding Likelihood: High · Severity: High
CAPEC-126 Path Traversal Likelihood: High · Severity: Very High
The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.