CVE-2011-1836

utils/ecryptfs-recover-private in ecryptfs-utils before 90 does not establish a subdirectory with safe permissions, which might allow local users to bypass intended access restrictions via standard filesystem operations during the recovery process.

Published: 2014-02-15 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2011-1836 is rated Low Risk (29/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.38%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2011-1836

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.05% 0.38% +0.33%
2 2025-03-30 0.06% 0.05% -0.02%
3 2025-03-29 — 0.06% —

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2011-1836

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.6 2.0 MEDIUM
AV:L/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 3.9 6.4 [email protected]

Weakness enumeration for CVE-2011-1836

OS Trackers for CVE-2011-1836

vendor priority summary link
debian not yet assigned CVE-2011-1836 not yet assigned priority: Debian including 1 source packages (ecryptfs-utils), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2011-1836
redhat low — https://access.redhat.com/security/cve/CVE-2011-1836
ubuntu low CVE-2011-1836 low priority: Ubuntu including 1 source packages (ecryptfs-utils), 5 status rows across 5 suites (hardy, lucid, maverick, natty, upstream): not-affected 3, needs-triage 1, released 1. https://ubuntu.com/security/CVE-2011-1836

Affected software / configurations for CVE-2011-1836

Vendor Product Version Raw CPE
ecryptfs ecryptfs-utils <= 89 cpe:2.3:a:ecryptfs:ecryptfs-utils:*:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 62 cpe:2.3:a:ecryptfs:ecryptfs-utils:62:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 63 cpe:2.3:a:ecryptfs:ecryptfs-utils:63:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 64 cpe:2.3:a:ecryptfs:ecryptfs-utils:64:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 65 cpe:2.3:a:ecryptfs:ecryptfs-utils:65:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 66 cpe:2.3:a:ecryptfs:ecryptfs-utils:66:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 67 cpe:2.3:a:ecryptfs:ecryptfs-utils:67:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 68 cpe:2.3:a:ecryptfs:ecryptfs-utils:68:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 69 cpe:2.3:a:ecryptfs:ecryptfs-utils:69:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 70 cpe:2.3:a:ecryptfs:ecryptfs-utils:70:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 71 cpe:2.3:a:ecryptfs:ecryptfs-utils:71:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 72 cpe:2.3:a:ecryptfs:ecryptfs-utils:72:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 73 cpe:2.3:a:ecryptfs:ecryptfs-utils:73:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 74 cpe:2.3:a:ecryptfs:ecryptfs-utils:74:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 75 cpe:2.3:a:ecryptfs:ecryptfs-utils:75:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 76 cpe:2.3:a:ecryptfs:ecryptfs-utils:76:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 77 cpe:2.3:a:ecryptfs:ecryptfs-utils:77:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 78 cpe:2.3:a:ecryptfs:ecryptfs-utils:78:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 79 cpe:2.3:a:ecryptfs:ecryptfs-utils:79:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 80 cpe:2.3:a:ecryptfs:ecryptfs-utils:80:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 81 cpe:2.3:a:ecryptfs:ecryptfs-utils:81:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 82 cpe:2.3:a:ecryptfs:ecryptfs-utils:82:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 83 cpe:2.3:a:ecryptfs:ecryptfs-utils:83:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 84 cpe:2.3:a:ecryptfs:ecryptfs-utils:84:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 85 cpe:2.3:a:ecryptfs:ecryptfs-utils:85:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 86 cpe:2.3:a:ecryptfs:ecryptfs-utils:86:*:*:*:*:*:*:*
ecryptfs ecryptfs-utils 87 cpe:2.3:a:ecryptfs:ecryptfs-utils:87:*:*:*:*:*:*:*
ecryptfs ecryptfs_utils 58 cpe:2.3:a:ecryptfs:ecryptfs_utils:58:*:*:*:*:*:*:*
ecryptfs ecryptfs_utils 59 cpe:2.3:a:ecryptfs:ecryptfs_utils:59:*:*:*:*:*:*:*
ecryptfs ecryptfs_utils 60 cpe:2.3:a:ecryptfs:ecryptfs_utils:60:*:*:*:*:*:*:*
ecryptfs ecryptfs_utils 61 cpe:2.3:a:ecryptfs:ecryptfs_utils:61:*:*:*:*:*:*:*

References for CVE-2011-1836

cvelogic Threat Intelligence