CVE-2011-1900
CVE-2011-1900 is a critical-severity vulnerability in Indusoft Web Studio with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 32% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-22.
Key facts
- Severity: Critical (CVSS 2.0 base score 10.0)
- EPSS exploit prediction: 32% (98th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Indusoft Web Studio
- Published:
- Last modified:
Description
Directory traversal vulnerability in NTWebServer in InduSoft Web Studio 6.1 and 7.x before 7.0+Patch 1 allows remote attackers to execute arbitrary code via an invalid request.
Frequently asked questions
- What is CVE-2011-1900?
- Directory traversal vulnerability in NTWebServer in InduSoft Web Studio 6.1 and 7.x before 7.0+Patch 1 allows remote attackers to execute arbitrary code via an invalid request.
- How severe is CVE-2011-1900?
- CVE-2011-1900 has a CVSS 2.0 base score of 10.0, rated critical severity.
- Is CVE-2011-1900 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 32% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2011-1900?
- CVE-2011-1900 primarily affects Indusoft Web Studio. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2011-1900?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2011-1900 published?
- CVE-2011-1900 was published on 2011-05-04 and last updated on 2026-06-16.
References
Affected products (2)
- cpe:2.3:a:indusoft:web_studio:6.1:*:*:*:*:*:*:*
- cpe:2.3:a:indusoft:web_studio:7.0:*:*:*:*:*:*:*
More vulnerabilities in Indusoft Web Studio
- CVE-2011-4051 — Critical (CVSS 10.0): CEServer.exe in the CEServer component in the Remote Agent module in InduSoft Web Studio 6.1 and 7.0 does not require…
- CVE-2011-0342 — Critical (CVSS 10.0): Multiple buffer overflows in the InduSoft ISSymbol ActiveX control in ISSymbol.ocx 301.1104.601.0 in InduSoft Web…
- CVE-2011-0488 — Critical (CVSS 10.0): Stack-based buffer overflow in NTWebServer.exe in the test web service in InduSoft NTWebServer, as distributed in…
- CVE-2018-8840 — Critical (CVSS 9.8): A remote attacker could send a carefully crafted packet in InduSoft Web Studio v8.1 and prior versions, and/or InTouch…
- CVE-2014-0780 — Critical (CVSS 9.8): Directory traversal vulnerability in NTWebServer in InduSoft Web Studio 7.1 before SP2 Patch 4 allows remote attackers…
- CVE-2011-4052 — Critical (CVSS 9.3): Stack-based buffer overflow in CEServer.exe in the CEServer component in the Remote Agent module in InduSoft Web Studio…
All CVEs affecting Indusoft Web Studio →
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