CSRF in Mybb
CVE-2008-7082
MyBB (aka MyBulletinBoard) 1.4.3 includes the sensitive my_post_key parameter in URLs to moderation.php with the (1) mergeposts, (2) split, and (3) deleteposts actions, which allows remote attackers to steal the token and bypass the cross-site request forgery (CSRF) protection mechanism to hijack the authentication of moderators by reading the token from the HTTP Referer header.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.8 (Medium). Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.006 (46.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Mybb — versions 1.4.3
Weakness classification (CWE)
References
- www.securityfocus.com/archive/1/498630/100/0/threaded (mailing-list)
- www.securityfocus.com/bid/32467 (vdb-entry)
- secunia.com/advisories/32880 (Vendor Advisory, third-party-advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/46885 (vdb-entry)
- osvdb.org/50275 (vdb-entry)