19004 : Cisco Multiple Products Unspecified Compressed DNS Message DoS (2)
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Info

Last Modified
4 months ago

Percent Complete
100%

Disclosure
May 24, 2005

Discovery
Unknown

Dates

Exploit
Unknown

Solution
Unknown

Description

 Various Cisco products contain a flaw that may allow a remote denial of service. The issue is triggered when the devices receive a DNS packet containing crafted compressed data that causes errors in decompression, and will result in loss of availability for the service or device.

Classification

 Location: Remote/Network Access Required
Attack Type: Denial of Service
Impact: Loss of Availability
Exploit: Exploit Unavailable
Disclosure: OSVDB Verified

Technical

 Vulnerable ACNS devices include Cisco 500 Series Content Engines, Cisco 7300 Series Content Engines, Cisco Content Routers 4400 series, Cisco Content Distribution Manager 4600 series, and Cisco Content Engine Module for Cisco 2600, 2800, 3600, 3700, and 3800 series Integrated Service Routers running afffected versions of the ACNS software

Solution

 Upgrade to the product versions listed in the Cicso advisory or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products
Cisco Systems, Inc.
Watch-list
Unity Express
Watch-list
 2.1.2
2.1.1
2.1.0
1.x
ACNS devices
Watch-list
 4.x
5.0.x
5.3.2
5.3.1
5.3.0
5.2
5.2.1
5.2.2
5.2.3
5.2.4
5.2.5
5.2.6
5.1
5.1.1
5.1.2
5.1.3
5.1.4
5.1.5
5.1.6
5.1.7
5.1.8
5.1.9
5.1.10
5.1.11
5.1.12
5.1.13
5.1.14
SESM
Watch-list
 3.2(1)
3.2(2)
3.3(1)
7902 IP Phone
Watch-list
 SCCP 5.x
SCCP 4.x
SCCP 3.x
SCCP 2.x
SCCP 1.x
SCCP 6.0
SCCP 6.1.0
SIP 1.3.0
SIP 1.2.x
SIP 1.1.x
SIP 1.0.x
H323 1.0.1
H323 1.0.0
7905 IP Phone
Watch-list
 SIP 1.0.x
SIP 1.1.x
SIP 1.2.x
SIP 1.3.0
H323 1.0.1
H323 1.0.0
SCCP 6.1.0
SCCP 6.0.x
SCCP 5.x
SCCP 4.x
SCCP 3.x
SCCP 2.x
SCCP 1.x
7912 IP Phone
Watch-list
 SCCP 6.1.0
SCCP 6.0.x
SCCP 5.x
SCCP 4.x
SCCP 3.x
SCCP 2.x
SCCP 1.x
H323 1.0.1
H323 1.0.0
SIP 1.3.0
SIP 1.2.x
SIP 1.1.x
SIP 1.0.x
ATA 186/188
Watch-list
 SCCP 3.2.0
SCCP 3.1.x
SCCP 3.0.x
SCCP 2.x
SCCP 1.x
SIP 3.2.0
SIP 3.1.x
SIP 3.0.x
SIP 2.x
SIP 1.x
H323 3.1.2
H323 3.1.1
H323 3.1.0
H323 3.0.x
H323 2.x
H323 1.x
MGCP 3.1.1
MGCP 3.1.0
MGCP 3.0.x
MGCP 2.x
MGCP 1.x

References

Credit
  • Dr. Steve Beaty - beatysBrand New Doo Doomscd.edu - Metropolitan State College of Denver

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