CVE-2018-19627

HIGH

Wireshark <2.6.5-2.4.11 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2018-19627. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit demonstrates a heap-based out-of-bounds read vulnerability in Wireshark's vwr.c file, leading to a crash via a malformed input file. The PoC includes ASAN output and crash-triggering files.

Description

In Wireshark 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10, the IxVeriWave file parser could crash. This was addressed in wiretap/vwr.c by adjusting a buffer boundary.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · textdosmultiple
https://www.exploit-db.com/exploits/45951

This exploit demonstrates a heap-based out-of-bounds read vulnerability in Wireshark's vwr.c file, leading to a crash via a malformed input file. The PoC includes ASAN output and crash-triggering files.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Wireshark (git master, versions prior to fix for CVE-2018-19627)
No auth needed
Prerequisites: A malformed file to trigger the heap overflow in Wireshark/tshark
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (8)

Core 8
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/45951/
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15279
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/106051
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2018/dsa-4359

Scores

CVSS v3 7.5
EPSS 0.1770
EPSS Percentile 96.8%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-125
Status published
Products (2)
debian/debian_linux 9.0
wireshark/wireshark 2.4.0 - 2.4.10
Published Nov 29, 2018
Tracked Since Feb 18, 2026