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

CVE-2017-13040

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

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

CRITICAL · CVSS 9.8 EPSS 0.01843
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

5
suse-csafopenSUSE-SU-2024:11425-1
suse-csafSUSE-SU-2017:2854-1
usnUSN-3415-2
usnUSN-3415-1
rhsaRHEA-2018:0705Low
🔗

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/1039307Third Party AdvisoryVDB Entry
http://www.tcpdump.org/tcpdump-changes.txtVendor Advisory
https://github.com/the-tcpdump-group/tcpdump/commit/4c3aee4bb0294c232d56b6d34e9eeb74f630fe8cIssue TrackingPatchThird Party Advisory
https://security.gentoo.org/glsa/201709-23
https://support.apple.com/HT208221
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