Executive Summary

Summary
Title libpcap vulnerability
Informations
Name USN-4221-2 First vendor Publication 2020-01-15
Vendor Ubuntu Last vendor Modification 2020-01-15
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 ESM

Summary:

Applications using libpcap could be made to crash if given specially crafted data.

Software Description: - libpcap: Library for for user-level network packet capture

Details:

USN-4221-1 fixed a vulnerability in libpcap. This update provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that libpcap did not properly validate PHB headers in
some situations. An attacker could use this to cause a denial of service
(memory exhaustion).

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 12.04 ESM:
libpcap0.8 1.1.1-10ubuntu0.1

In general, a standard system update will make all the necessary changes.

References:
https://usn.ubuntu.com/4221-2
https://usn.ubuntu.com/4221-1
CVE-2019-15165

Original Source

Url : http://www.ubuntu.com/usn/USN-4221-2

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-770 Allocation of Resources Without Limits or Throttling

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2
Application 5
Application 34
Os 1
Os 1
Os 141
Os 1
Os 1
Os 5
Os 2
Os 3
Os 2

Alert History

If you want to see full details history, please login or register.
0
Date Informations
2020-01-15 21:19:31
  • First insertion