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Fencer Intel
medium 4.6

CVE-2012-3537 json

The Crowbar Ohai plugin (chef/cookbooks/ohai/files/default/plugins/crowbar.rb) in the Deployer Barclamp in Crowbar, possibly 1.4 and earlie…

published 2012-09-05 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-3487

cvss
4.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

The Crowbar Ohai plugin (chef/cookbooks/ohai/files/default/plugins/crowbar.rb) in the Deployer Barclamp in Crowbar, possibly 1.4 and earlier, allows local users to execute arbitrary shell commands via vectors related to "insecure handling of tmp files" and predictable file names.

Patch / fix

Exploit prediction

0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/SUSE-Cloud/barclamp-deployer/commit/5ea8d4ddaa4cb1ce834d36889f0fe7ac0d617bc8 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/SUSE-Cloud/barclamp-deployer/commit/b6454268a067fc77ff5de82057b5b53b3cc38b87 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.6 AV:L/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.