CVE-2017-13731

Publication date 29 August 2017

Last updated 25 August 2025

Ubuntu priority

Negligible

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

Description

There is an illegal address access in the function postprocess_termcap() in parse_entry.c in ncurses 6.0 that will lead to a remote denial of service attack.

Status

Package Ubuntu Release Status
ncurses 22.04 LTS jammy
Not affected
21.10 impish
Not affected
21.04 hirsute
Not affected
20.10 groovy
Not affected
20.04 LTS focal
Not affected
19.10 eoan
Not affected
19.04 disco
Not affected
18.10 cosmic
Not affected
18.04 LTS bionic
Not affected
17.10 artful Ignored end of life
17.04 zesty Ignored end of life
16.04 LTS xenial
Fixed 6.0+20160213-1ubuntu1+esm1
14.04 LTS trusty
Fixed 5.9+20140118-1ubuntu1+esm1

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Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

Other references