USN-2711-1: Net-SNMP vulnerabilities

Ubuntu Security Notice USN-2711-1

17th August, 2015

net-snmp vulnerabilities

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

  • Ubuntu 15.04
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS

Summary

Net-SNMP could be made to crash or run programs if it received specially crafted network traffic.

Software description

  • net-snmp - SNMP (Simple Network Management Protocol) server and applications

Details

It was discovered that Net-SNMP incorrectly handled certain trap messages
when the -OQ option was used. A remote attacker could use this issue to
cause Net-SNMP to crash, resulting in a denial of service. (CVE-2014-3565)

Qinghao Tang discovered that Net-SNMP incorrectly handled SNMP PDU parsing
failures. A remote attacker could use this issue to cause Net-SNMP to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2015-5621)

Update instructions

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

Ubuntu 15.04:
libsnmp30 5.7.2~dfsg-8.1ubuntu5.1
Ubuntu 14.04 LTS:
libsnmp30 5.7.2~dfsg-8.1ubuntu3.1
Ubuntu 12.04 LTS:
libsnmp15 5.4.3~dfsg-2.4ubuntu1.3

To update your system, please follow these instructions: http://ift.tt/17VXqjU.

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

References

CVE-2014-3565, CVE-2015-5621



from Ubuntu Security Notices http://ift.tt/1TN5neZ