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CVE-2019-15161

Date: October 3, 2019

rpcapd/daemon.c in libpcap before 1.9.1 mishandles certain length values because of reuse of a variable. This may open up an attack vector involving extra data at the end of a request.

Language: C

Severity Score

Related Resources (20)

https://support.apple.com/kb/HT210790
https://www.oracle.com/security-alerts/cpuapr2020.html
https://support.apple.com/kb/HT210785
http://seclists.org/fulldisclosure/2019/Dec/26
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UZTIPUWABYUE5KQOLCKAW65AUUSB7QO6/
https://security-tracker.debian.org/tracker/CVE-2019-15161
https://github.com/the-tcpdump-group/libpcap/commit/617b12c0339db4891d117b661982126c495439ea
https://support.apple.com/kb/HT210789
https://support.apple.com/kb/HT210788
https://github.com/the-tcpdump-group/libpcap/blob/libpcap-1.9/CHANGES
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UZTIPUWABYUE5KQOLCKAW65AUUSB7QO6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5P5K3DQ4TFSZBDB3XN4CZNJNQ3UIF3D3/
https://nvd.nist.gov/vuln/detail/CVE-2019-15161
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GBIEKWLNIR62KZ5GA7EDXZS52HU6OE5F/
https://seclists.org/bugtraq/2019/Dec/23
https://security.alpinelinux.org/vuln/CVE-2019-15161
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5P5K3DQ4TFSZBDB3XN4CZNJNQ3UIF3D3/
https://www.tcpdump.org/public-cve-list.txt
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GBIEKWLNIR62KZ5GA7EDXZS52HU6OE5F/
https://www.mend.io/vulnerability-database/CVE-2019-15161

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

Incorrect Calculation of Buffer Size

CWE-131

CVSS v3.1

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

CVSS v2

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

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