Auth bypass in Sixapart Movable Type
CVE-2013-0209
lib/MT/Upgrade.pm in mt-upgrade.cgi in Movable Type 4.2x and 4.3x through 4.38 does not require authentication for requests to database-migration functions, which allows remote attackers to conduct eval injection and SQL injection attacks via crafted parameters, as demonstrated by an eval injection attack against the core_drop_meta_for_table function, leading to execution of arbitrary Perl code.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.5 (High). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.452 (98.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.452 · newest: 0.452 · change: 0.000
Affected products
- Sixapart Movable Type — versions 4.21, 4.22, 4.23
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.sec-1.com/blog/ (Exploit)
- www.movabletype.org/2013/01/movable_type_438_patch.html (Patch, Vendor Advisory)
- www.sec-1.com/blog/wp-content/uploads/2013/01/movabletype_upgrade_exec.rb_.txt (Exploit)
- openwall.com/lists/oss-security/2013/01/22/3 (mailing-list)
Frequently asked questions
- What is CVE-2013-0209?
- CVE-2013-0209 is a vulnerability in Sixapart Movable Type, classified under Improper Authentication. Published 2013-01-23.
- Is CVE-2013-0209 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.