CVE-2017-13734: Buffer Overflow

Published Aug 29, 2017
·
Updated

There is an illegal address access in the ncsafestrcat function in strings.c in ncurses 6.0 that will lead to a remote denial of service attack.

Affected Software

2 affected components
GNU ncurses=6.0
invisible-island Ncurses=6.0

Event History

Aug 29, 2017
CVE Published
via MITRE·06:00 AM
Data Sourced
via MITRE·06:00 AM
Description
Data Sourced
via NVD·06:29 AM
RemedyDescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2017-13734?

CVE-2017-13734 is classified as a critical vulnerability due to its potential for remote denial of service attacks.

2

How do I fix CVE-2017-13734?

To fix CVE-2017-13734, upgrade to a version of ncurses later than 6.0 that has patched this vulnerability.

3

What are the consequences of CVE-2017-13734 exploitation?

Exploitation of CVE-2017-13734 can lead to a remote denial of service, causing affected applications to crash.

4

Is my ncurses installation vulnerable to CVE-2017-13734?

If you are using ncurses version 6.0, then your installation is vulnerable to CVE-2017-13734.

5

What is the primary function affected in CVE-2017-13734?

The _nc_safe_strcat function in strings.c is the primary function affected by CVE-2017-13734.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203