CVE-2018-19519

medium

Description

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.

References

http://www.securityfocus.com/bid/106098

https://access.redhat.com/errata/RHSA-2019:3976

https://github.com/zyingp/temp/blob/master/tcpdump.md

https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44516

https://lists.fedoraproject.org/archives/list/[email protected]/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/

https://lists.fedoraproject.org/archives/list/[email protected]/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/

https://lists.fedoraproject.org/archives/list/[email protected]/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/

https://usn.ubuntu.com/4252-1/

https://usn.ubuntu.com/4252-2/

Details

Source: MITRE

Published: 2018-11-25

Updated: 2020-08-24

Type: CWE-909

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM