Vulnerability Details : CVE-2014-3873
The ktrace utility in the FreeBSD kernel 8.4 before p11, 9.1 before p14, 9.2 before p7, and 9.3-BETA1 before p1 uses an incorrect page fault kernel trace entry size, which allows local users to obtain sensitive information from kernel memory via a kernel process trace.
Vulnerability category: Input validation
Products affected by CVE-2014-3873
- cpe:2.3:o:freebsd:freebsd:9.1:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:8.4:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:9.2:-:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:9.3:beta1:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2014-3873
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2014-3873
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST |
CWE ids for CVE-2014-3873
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-3873
-
http://www.securityfocus.com/bid/67812
FreeBSD ktrace Utility Kernel Memory Local Information Disclosure Vulnerability
-
http://www.freebsd.org/security/advisories/FreeBSD-SA-14%3A12.ktrace.asc
Patch;Vendor Advisory
-
http://www.securitytracker.com/id/1030325
FreeBSD Kernel ktrace Bug Lets Local Users Obtain Portions of System Memory - SecurityTracker
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