Skip to content
Fencer Intel
critical 10.0

CVE-2011-0488 json

Stack-based buffer overflow in NTWebServer.exe in the test web service in InduSoft NTWebServer, as distributed in Advantech Studio 6.1 and…

published 2011-01-18 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-0508

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.6%
EPSS 8.6% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

Stack-based buffer overflow in NTWebServer.exe in the test web service in InduSoft NTWebServer, as distributed in Advantech Studio 6.1 and InduSoft Web Studio 7.0, allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via a long request to TCP port 80.

Patch / fix

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-10-337-01 updated cvss 10.0

Advantech Studio Test Web Server Buffer Overflow

  • Advantech Studio <=6.1
    affected: mitigation “If the bundled test web server is being used in a production environment, Advantech recommends migrating to Microsoft Internet Information Services (IIS).”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

8.60% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.