Off-by-one error in the build_unc_path_to_root function in fs/cifs/connect.c in the Linux kernel before 3.9.6 allows remote attackers to cause a denial of service (memory corruption and system crash) via a DFS share mount operation that triggers use of an unexpected DFS referral name length.
Published 2013-08-25 03:27:33
Updated 2023-02-13 04:45:10
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Memory CorruptionDenial of service

Threat overview for CVE-2013-4247

Top countries where our scanners detected CVE-2013-4247
Top open port discovered on systems with this issue 49152
IPs affected by CVE-2013-4247 130,863
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2013-4247!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2013-4247

1.54%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2013-4247

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.8
HIGH AV:N/AC:L/Au:N/C:N/I:N/A:C
10.0
6.9
NIST

CWE ids for CVE-2013-4247

  • Assigned by: nvd@nist.gov (Primary)

References for CVE-2013-4247

Products affected by CVE-2013-4247

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