Vulnerability Details : CVE-2016-2781
chroot in GNU coreutils, when used with --userspec, allows local users to escape to the parent session via a crafted TIOCSTI ioctl call, which pushes characters to the terminal's input buffer.
Vulnerability category: Input validation
Products affected by CVE-2016-2781
- cpe:2.3:a:gnu:coreutils:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-2781
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-2016-2781
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:P/A:N |
3.9
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N |
2.0
|
4.0
|
NIST |
CWE ids for CVE-2016-2781
-
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-2016-2781
-
http://www.openwall.com/lists/oss-security/2016/02/28/3
oss-security - Re: CVE Request: util-linux runuser tty hijacking via TIOCSTI ioctl -- chrootMailing List;Third Party Advisory
-
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772@%3Cdev.mina.apache.org%3E
[jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar - Pony Mail
-
http://www.openwall.com/lists/oss-security/2016/02/28/2
oss-security - Re: Re: CVE Request: util-linux runuser tty hijacking via TIOCSTI ioctlMailing List;Third Party Advisory
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