This is a summary of the AI-generated 10-question deep analysis. The full version (longer answers, follow-up Q&A, related CVEs) requires login. Read the full analysis β
Q1What is this vulnerability? (Essence + Consequences)
π¨ **Essence**: A critical PHP Object Injection flaw in the Flickr Gallery plugin.β¦
π‘οΈ **CWE-502**: Deserialization of Untrusted Data. π **Flaw**: The plugin improperly handles the `pager` parameter, allowing attackers to control the deserialization process and execute arbitrary code.
Q3Who is affected? (Versions/Components)
π₯ **Vendor**: Dan Coulter. π¦ **Product**: WordPress Plugin 'Flickr Gallery'. β οΈ **Affected Versions**: Version 1.5.2 and all earlier versions.
Q4What can hackers do? (Privileges/Data)
π **Privileges**: Full Remote Code Execution (RCE). π **Data**: Complete access to server files, database credentials, and user data.β¦
πͺ **Threshold**: LOW. π **Access**: No authentication required (PR:N). π±οΈ **Interaction**: No user interaction needed (UI:N). π‘ **Vector**: Network-based (AV:N). It is easily exploitable remotely.
Q6Is there a public Exp? (PoC/Wild Exploitation)
π₯ **Wild Exploitation**: YES. π° **Evidence**: Wordfence reported this as one of three zero-day plugins actively exploited in the wild in October 2017. Public references confirm active abuse.
Q7How to self-check? (Features/Scanning)
π **Check**: Scan your WordPress site for 'Flickr Gallery' plugin. π **Version**: Verify if version is β€ 1.5.2.β¦
β **Fixed**: YES. π **Patch**: Update to the latest version. π **Reference**: WordPress Trac changeset 1737576 indicates the fix was applied. Always update to the newest stable release.
Q9What if no patch? (Workaround)
π« **No Patch?**: Disable the plugin immediately. 𧱠**Mitigation**: Remove the plugin files from the server.β¦
π΄ **Priority**: CRITICAL. π **Action**: Patch IMMEDIATELY. Since it is a zero-day with wild exploitation and high CVSS (9.8), delay puts your site at extreme risk of takeover.