CVE-2017-13687

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

The Cisco HDLC parser in tcpdump before 4.9.2 has a buffer over-read in print-chdlc.c:chdlc_print().

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-125

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://www.debian.org/security/2017/dsa-3971Third Party Advisory
http://www.securitytracker.com/id/1039307Third Party Advisory, VDB Entry
http://www.tcpdump.org/tcpdump-changes.txtVendor Advisory
https://access.redhat.com/errata/RHEA-2018:0705Third Party Advisory
https://github.com/the-tcpdump-group/tcpdump/commit/866c60236c41cea1e1654c8a071897292f64be49Issue Tracking, Third Party Advisory
https://github.com/the-tcpdump-group/tcpdump/commit/a1eefe986065846b6c69dbc09afd9fa1a02c4a3dIssue Tracking, Patch, Third Party Advisory
https://security.gentoo.org/glsa/201709-23Third Party Advisory
https://support.apple.com/HT208221Third Party Advisory
http://www.debian.org/security/2017/dsa-3971Third Party Advisory
http://www.securitytracker.com/id/1039307Third Party Advisory, VDB Entry
http://www.tcpdump.org/tcpdump-changes.txtVendor Advisory
https://access.redhat.com/errata/RHEA-2018:0705Third Party Advisory
https://github.com/the-tcpdump-group/tcpdump/commit/866c60236c41cea1e1654c8a071897292f64be49Issue Tracking, Third Party Advisory
https://github.com/the-tcpdump-group/tcpdump/commit/a1eefe986065846b6c69dbc09afd9fa1a02c4a3dIssue Tracking, Patch, Third Party Advisory
https://security.gentoo.org/glsa/201709-23Third Party Advisory
https://support.apple.com/HT208221Third Party Advisory

Timeline

Published: Sep 14, 2017
Last modified: Jun 17, 2026
NVD status: Modified

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