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CVE-2018-19519

Date: November 25, 2018

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.

Language: C

Severity Score

5.5

Related Resources (14)

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/

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

Url: https://nvd.nist.gov/vuln/detail/CVE-2018-19519

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

Url: https://access.redhat.com/security/cve/CVE-2018-19519

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2018-19519

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

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

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

Url: https://security-tracker.debian.org/tracker/CVE-2018-19519

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

Url: https://www.mend.io/vulnerability-database/CVE-2018-19519

Severity Score

5.5

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Missing Initialization of Resource

CWE-909

CVSS v3.1

Base Score:	5.5
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	NONE
Availability (A):	NONE

CVSS v2

Base Score:	4.3
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	NONE
Availability (A):	NONE
Additional information:

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