Vulnerability Details : CVE-2017-15037
In FreeBSD through 11.1, the smb_strdupin function in sys/netsmb/smb_subr.c has a race condition with a resultant out-of-bounds read, because it can cause t2p->t_name strings to lack a final '\0' character.
Products affected by CVE-2017-15037
- cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-15037
0.36%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-15037
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.1
|
HIGH | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.2
|
5.9
|
NIST |
CWE ids for CVE-2017-15037
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
-
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-15037
-
https://svnweb.freebsd.org/base?view=revision&revision=324102
[base] Revision 324102Issue Tracking;Vendor Advisory
-
http://www.securityfocus.com/bid/101191
FreeBSD 'sys/netsmb/smb_subr.c' Local Race Condition VulnerabilityThird Party Advisory;VDB Entry
-
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=222687
222687 – smb_strdupin() does not properly check the length of string duped-inIssue Tracking;Vendor Advisory
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