HOMEVULNERABILITIESCVE-2010-3853
MEDIUM

CVE-2010-3853

NVD-CWE-OtherPublished: January 24, 2011· Updated: Jun 16, 2026

6.9
CVSS v3.1

Official Description

pam_namespace.c in the pam_namespace module in Linux-PAM (aka pam) before 1.1.3 uses the environment of the invoking application or service during execution of the namespace.init script, which might allow local users to gain privileges by running a setuid program that relies on the pam_namespace PAM check, as demonstrated by the sudo program.

NVD Source

Technical Analysis

CVE-2010-3853 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:L/AC:M/Au:N/C:C/I:C/A:C

Affected Vendors & Products

linux-pam1 product(s)
linux-pam
Source: NVD CPE · 24 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (22)

Quick Facts

CVE IDCVE-2010-3853
CVSS Score6.9 / 10
SeverityMEDIUM
CISA KEVNo
Affected1 vendor(s)
PublishedJan 24, 2011

Related CVEs (NVD-CWE-Other)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2010-3853 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.