Vulnerability Report

CVE-2017-13011

Title: Tcpdump Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2017-13011.

CWE Category CWE-119

Published Date Sep 14, 2017

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 9.8 CVSS v3.0

Exploit Probability (EPSS)

2.53%

Vulnerability Summary

CVE-2017-13011: Several protocol parsers in tcpdump before 4.9.2 could cause a buffer overflow in util-print.c:bittok2str_internal().

Impacted Vendors

lbl 1

redhat 1

tcpdump 1

Reference Links

http://www.debian.org/security/2017/dsa-3971 http://www.securitytracker.com/id/1039307 http://www.tcpdump.org/tcpdump-changes.txt https://access.redhat.com/errata/RHEA-2018:0705 https://github.com/the-tcpdump-group/tcpdump/commit/9f0730bee3eb65d07b49fd468bc2f269173352fe https://security.gentoo.org/glsa/201709-23 https://support.apple.com/HT208221 http://www.debian.org/security/2017/dsa-3971 http://www.securitytracker.com/id/1039307 http://www.tcpdump.org/tcpdump-changes.txt https://access.redhat.com/errata/RHEA-2018:0705 https://github.com/the-tcpdump-group/tcpdump/commit/9f0730bee3eb65d07b49fd468bc2f269173352fe https://security.gentoo.org/glsa/201709-23 https://support.apple.com/HT208221

CVSS v3.0

Source Entity [email protected]

Severity CRITICAL

9.8

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.5

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns