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Fencer Intel
medium 6.6

CVE-2013-0687 json

The installer routine in Schneider Electric MiCOM S1 Studio uses world-writable permissions for executable files, which allows local users…

published 13y ago modified 4mo ago also EUVD-2013-0698

cvss
6.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits
0
none known

Summary

The installer routine in Schneider Electric MiCOM S1 Studio uses world-writable permissions for executable files, which allows local users to modify the service or the configuration files, and consequently gain privileges or trigger incorrect protective-relay operation, via a Trojan horse executable file.

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Vendor advisories

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

cisa ICSA-13-100-01 updated cvss 6.0

Schneider Electric MiCOM S1 Studio Improper Authorization Vulnerability

  • Schneider Electric MiCOM S1 Studio Software
    affected: mitigation “Schneider Electric has produced a vulnerability disclosure to address the MiCOM S1 Studio Software vulnerability and provide mitigation strategies.”

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

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 6.6 AV:L/AC:M/Au:S/C:C/I:C/A:C

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.