Home/CVE/The HNCP parser in tcpdump before 4.9.2 has a buffer over-read in print-hncp.c:dhcpv4_print().
CVE

CVE-2017-13044

The HNCP parser in tcpdump before 4.9.2 has a buffer over-read in print-hncp.c:dhcpv4_print().

The HNCP parser in tcpdump before 4.9.2 has a buffer over-read in print-hncp.c:dhcpv4_print().

CRITICAL · CVSS 9.8 EPSS 0.0136
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
▤

Affected Products & Versions

1
tcpdump<= 4.9.1
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.0 · 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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

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/c2f6833dddecf2d5fb89c9c898eee9981da342edIssue TrackingPatchThird Party Advisory
https://security.gentoo.org/glsa/201709-23
https://support.apple.com/HT208221
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