HOMEVULNERABILITIESCVE-2007-6249
LOW

CVE-2007-6249

CWE-200Published: December 15, 2007· Updated: Jun 16, 2026

2.1
CVSS v3.1

Official Description

etc-update in Portage before 2.1.3.11 on Gentoo Linux relies on the umask to set permissions for the merge file, often resulting in permissions weaker than those of the original files, which might allow local users to obtain sensitive information by reading the merge file.

NVD Source

Technical Analysis

CVE-2007-6249 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.

From a weakness classification perspective (CWE-200): Information exposure vulnerabilities leak sensitive data to unauthorized actors.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityP
AvailabilityNone
AV:L/AC:L/Au:N/C:N/I:P/A:N

Affected Vendors & Products

gentoo2 product(s)
linuxportage
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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All References (16)

Quick Facts

CVE IDCVE-2007-6249
CVSS Score2.1 / 10
SeverityLOW
WeaknessCWE-200
CISA KEVNo
Affected1 vendor(s)
PublishedDec 15, 2007

Related CVEs (CWE-200)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2007-6249 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.COM. CVE data is provided under the NVD usage policy.