Home/CVE/In tcpdump 4.9.2, a stack-based buffer over-read exists in the print_prefix function of print-hncp.c via crafted packet
CVE

CVE-2018-19519

In tcpdump 4.9.2, a stack-based buffer over-read exists in the print_prefix function of print-hncp.c via crafted packet

In tcpdump 4.9.2, a stack-based buffer over-read exists in the print_prefix function of print-hncp.c via crafted packet data because of missing initialization.

MEDIUM · CVSS 5.5 EPSS 0.00383
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
CWE-909Missing Initialization of Resource
▤

Affected Products & Versions

1
tcpdumpall versions
⚠

Public Exploits & PoCs

1
pocgithub.com · tcpdump.mdgithub.com
▣

Scoring & Timeline

5.5
MEDIUM · 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 NVD25 Nov 2018 · 08:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
⚑

Vendor Advisories

7
suse-csafopenSUSE-SU-2024:11425-1
usnUSN-4252-2
usnUSN-4252-1
suse-csafSUSE-SU-2018:4149-1
suse-csafSUSE-SU-2018:4131-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/106098Third Party AdvisoryVDB Entry
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44516
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/
https://usn.ubuntu.com/4252-1/
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