CVE-2015-6806
screen - security update
EPSS 1.3%
Description
The MScrollV function in ansi.c in GNU screen 4.3.1 and earlier does not properly limit recursion, which allows remote attackers to cause a denial of service (stack consumption) via an escape sequence with a large repeat count value.
How to fix CVE-2015-6806
To remediate CVE-2015-6806, upgrade the affected package to a fixed version below.
- Debian/screen—upgrade to 4.3.1-2 or later
- Debian/screen—upgrade to 4.0.3-14+deb6u1 or later
- Debian/screen—upgrade to 4.1.0~20120320gitdb59704-7+deb7u1 or later
Is CVE-2015-6806 being exploited?
Low — EPSS is 1.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 4.3.1-2
- from 0, < 4.0.3-14+deb6u1
- from 0, < 4.1.0~20120320gitdb59704-7+deb7u1