Is CVE-2011-1836 in the CISA KEV catalog?

No. CVE-2011-1836 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2011-1836?

CVE-2011-1836 has a CVSS v2 base score of 4.6 (MEDIUM).

What is the EPSS score for CVE-2011-1836?

CVE-2011-1836 has an EPSS score of 0.38% (30th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2011-1836?

Upgrade ecryptfs-utils on debian 11 to 92-1 or later.

CVE & CISA-KEV Catalog

CVE-2011-1836

MEDIUM

4.6

CVSS v2

NVD

Description

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.

CWE-264Permissions, Privileges, and Access Controls

How to fix

Remediation Available

ecryptfs-utilsDebian

Fixed in:92-1CVE-2011-1836

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

0.38%probability of exploitation in 30 days

30thpercentile

Low risk: more likely to be exploited than 30% of all known CVEs.

References

Vendor Advisory1

bugzilla.redhat.com

Other references3

Related Vulnerabilities

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2012-1456	Medium	4.3	100%	-	-
CVE-2012-1459	Medium	4.3	100%	-	Fix
CVE-2012-1446	Medium	4.3	100%	-	-
CVE-2012-1443	Medium	4.3	100%	-	-
CVE-2012-1442	Medium	4.3	99%	-	-
CVE-2012-1457	Medium	4.3	98%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.