Vulnerability Details : CVE-2017-1085
In FreeBSD before 11.2-RELEASE, an application which calls setrlimit() to increase RLIMIT_STACK may turn a read-only memory region below the stack into a read-write region. A specially crafted executable could be exploited to execute arbitrary code in the user context.
Vulnerability category: OverflowExecute code
Products affected by CVE-2017-1085
- cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-1085
0.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 47 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-1085
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2017-1085
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-1085
-
https://www.exploit-db.com/exploits/42279/
FreeBSD - 'setrlimit' Stack Clash (PoC)Third Party Advisory;VDB Entry
-
https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt
Exploit;Technical Description;Third Party Advisory
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