Home/CVE/The L2TP parser in tcpdump before 4.9.2 has a buffer over-read in print-l2tp.c, several functions.
CVE

CVE-2017-13006

The L2TP parser in tcpdump before 4.9.2 has a buffer over-read in print-l2tp.c, several functions.

The L2TP parser in tcpdump before 4.9.2 has a buffer over-read in print-l2tp.c, several functions.

CRITICAL · CVSS 9.8 EPSS 0.01117
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
CWE-125Out-of-bounds Read
▤

Affected Products & Versions

1
tcpdump<= 4.9.1
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Sep 2017 · 06:29 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

6
suse-csafopenSUSE-SU-2024:11425-1
suse-csafSUSE-SU-2019:14191-1
suse-csafSUSE-SU-2017:2854-1
usnUSN-3415-2
usnUSN-3415-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.debian.org/security/2017/dsa-3971
http://www.securitytracker.com/id/1039307
http://www.tcpdump.org/tcpdump-changes.txtVendor Advisory
https://github.com/the-tcpdump-group/tcpdump/commit/cc4a7391c616be7a64ed65742ef9ed3f106eb165Issue TrackingPatchThird Party Advisory
https://security.gentoo.org/glsa/201709-23
https://support.apple.com/HT208221
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