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Fencer Vulns
critical 9.8

CVE-2006-4243 json

linux vserver 2.6 before 2.6.17 suffers from privilege escalation in remount code.

published 2019-11-06 7 y ago modified 2026-06-16 4 mo ago also EUVD-2006-4233

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

linux vserver 2.6 before 2.6.17 suffers from privilege escalation in remount code.

Patch / fix

  • linux-vserver linux-vserver 2.6.17

Exploit prediction

1.81% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

  • linux-2.6 linux-2.6

Classification

Weakness
  • CWE-269 Improper Privilege Management

References

Sources

Fencer Vulns 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.