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Cisco ASR 900 Series Aggregation Services Routers Buffer Overflow Vulnerability
Information
Severity
Severity
Critical
Family
Family
CISCO
CVSSv2 Base
CVSSv2 Base
10.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Solution Type
Solution Type
Vendor Patch
Created
Created
7 years ago
Modified
Modified
5 years ago
Summary
A vulnerability in the Transaction Language 1 (TL1) code of Cisco ASR 900 Series routers could allow an unauthenticated, remote attacker to cause a reload of, or remotely execute code on, the affected system.
Insight
Insight
The vulnerability exists because the affected software performs incomplete bounds checks on input data. An attacker could exploit this vulnerability by sending a malicious request to the TL1 port, which could cause the device to reload.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Update to 3.17.3S, 3.18.2S or later.