SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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.

MEDIUM 4.6EPSS 0.43%

Does this matter?

Lower severity and a low EPSS score (0.43%). Track it; it rarely justifies an emergency change on its own.

Description

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.

CVSS 3.1
4.6 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
0.43% probability · 36th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
gnu/coreutils
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.