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Fencer Intel
high 7.5

CVE-2012-0228 json

Invensys Wonderware Information Server 4.0 SP1 and 4.5 does not properly implement client controls, which allows remote attackers to bypass…

published 2012-04-02 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-0264

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

Invensys Wonderware Information Server 4.0 SP1 and 4.5 does not properly implement client controls, which allows remote attackers to bypass intended access restrictions via unspecified vectors.

Vendor advisories

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

cisa ICSA-12-062-01 updated cvss 7.5

Wonderware Information Server Multiple Vulnerabilities

  • Invensys Wonderware Information Server Client 4.0_SP1, 4.5 Invensys Wonderware Information Server Portal 4.0_SP1, 4.5
    affected: mitigation wdn.wonderware.com

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

2.16% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls

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.