CVE-2017-12991: Critical severity macos high sierra vulnerability

Published Sep 14, 2017
·
Updated

tcpdump. Multiple issues were addressed by updating to version 4.9.2.

Other sources

The BGP parser in tcpdump before 4.9.2 has a buffer over-read in print-bgp.c:bgpattrprint().

Credit

CVE-2017-11108, CVE-2017-11541, CVE-2017-11542, CVE-2017-11543, CVE-2017-12893, CVE-2017-12894, CVE-2017-12895, CVE-2017-12896, CVE-2017-12897, CVE-2017-12898, CVE-2017-12899, CVE-2017-12900, CVE-2017-12901, CVE-2017-12902, CVE-2017-12985, CVE-2017-12986, CVE-2017-12987, CVE-2017-12988, CVE-2017-12989, CVE-2017-12990, CVE-2017-12991, CVE-2017-12992, CVE-2017-12993, CVE-2017-12994, CVE-2017-12995, CVE-2017-12996, CVE-2017-12997, CVE-2017-12998, CVE-2017-12999, CVE-2017-13000, CVE-2017-13001, CVE-2017-13002, CVE-2017-13003, CVE-2017-13004, CVE-2017-13005, CVE-2017-13006, CVE-2017-13007, CVE-2017-13008, CVE-2017-13009, CVE-2017-13010, CVE-2017-13011, CVE-2017-13012, CVE-2017-13013, CVE-2017-13014, CVE-2017-13015, CVE-2017-13016, CVE-2017-13017, CVE-2017-13018, CVE-2017-13019, CVE-2017-13020, CVE-2017-13021, CVE-2017-13022, CVE-2017-13023, CVE-2017-13024, CVE-2017-13025, CVE-2017-13026, CVE-2017-13027, CVE-2017-13028, CVE-2017-13029, CVE-2017-13030, CVE-2017-13031, CVE-2017-13032, CVE-2017-13033, CVE-2017-13034, CVE-2017-13035, CVE-2017-13036, CVE-2017-13037, CVE-2017-13038, CVE-2017-13039, CVE-2017-13040, CVE-2017-13041, CVE-2017-13042, CVE-2017-13043, CVE-2017-13044, CVE-2017-13045, CVE-2017-13046, CVE-2017-13047, CVE-2017-13048, CVE-2017-13049, CVE-2017-13050, CVE-2017-13051, CVE-2017-13052, CVE-2017-13053, CVE-2017-13054, CVE-2017-13055, CVE-2017-13687, CVE-2017-13688, CVE-2017-13689, CVE-2017-13690, CVE-2017-13725

Affected Software

4 affected componentsFixes available
apple macOS High Sierra<10.13.1
10.13.1
Apple Sierra
apple El Capitan
tcpdump tcpdump<=4.9.1

Remediation

Patch Available

https://github.com/the-tcpdump-group/tcpdump/commit/50a44b6b8e4f7c127440dbd4239cf571945cc1e7

Event History

Sep 14, 2017
CVE Published
via MITRE·06:00 AM
Data Sourced
via MITRE·06:00 AM
Description

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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 CVE-2017-12991?

CVE-2017-12991 is a vulnerability in tcpdump before version 4.9.2 that allows a buffer over-read in the BGP parser.

2

What software is affected by CVE-2017-12991?

The affected software includes tcpdump versions up to and including 4.9.1, macOS High Sierra versions up to and including 10.13.1, Apple Sierra, and Apple El Capitan.

3

What is the severity of CVE-2017-12991?

The severity of CVE-2017-12991 is critical with a CVSS score of 9.8.

4

How can I fix CVE-2017-12991?

To fix CVE-2017-12991, update tcpdump to version 4.9.2 or later.

5

Where can I find more information about CVE-2017-12991?

You can find more information about CVE-2017-12991 at the following references: http://www.debian.org/security/2017/dsa-3971, http://www.securitytracker.com/id/1039307, http://www.tcpdump.org/tcpdump-changes.txt.

Company

Resources

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