Auth bypass in Indusoft Web Studio
CVE-2011-4051
CEServer.exe in the CEServer component in the Remote Agent module in InduSoft Web Studio 6.1 and 7.0 does not require authentication, which allows remote attackers to execute arbitrary code via vectors related to creation of a file, loading a DLL, and process control.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v2 metric
CVSS v2 base score 10.0 (High). Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.691 (99.4th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.691 · newest: 0.691 · change: 0.000
Affected products
- Indusoft Web Studio — versions 6.1, 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.us-cert.gov/control_systems/pdf/ICSA-11-319-01.pdf (US Government Resource)
- www.indusoft.com/hotfixes/hotfixes.php (Patch)
- www.zerodayinitiative.com/advisories/ZDI-11-330/ (Patch)
Frequently asked questions
- What is CVE-2011-4051?
- CVE-2011-4051 is a vulnerability in Indusoft Web Studio, classified under Improper Authentication. Published 2011-12-05.
- Is CVE-2011-4051 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.