Cisco Router 8.2/8.3/9.0/9.1/9.17 IP Source Routed Packet privileges management

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Cisco Router 8.2/8.3/9.0/9.1/9.17 (Router Operating System). It has been declared as critical. This vulnerability affects an unknown part of the component IP Source Routed Packet Handler. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-269. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

cisco routers 9.17 and earlier allow remote attackers to bypass security restrictions via certain ip source routed packets that should normally be denied using the "no ip source-route" command.

The weakness was published 04/22/1993 as CA-1993-07 as confirmed advisory ( The advisory is shared for download at This vulnerability was named CVE-1999-1216. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 8.3.8, 9.0.5, 9.1.4 or 9.17.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (541). Additional details are provided at





CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍



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NVD Base Score: 🔍


Class: Privilege escalation
CWE: CWE-269
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
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Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Router 8.3.8/9.0.5/9.1.4/9.17.3


04/22/1993 🔍
04/22/1993 +0 days 🔍
04/22/1993 +0 days 🔍
06/17/2014 +7726 days 🔍
01/13/2018 +1306 days 🔍



Advisory: CA-1993-07
Status: Confirmed

CVE: CVE-1999-1216 (🔍)
X-Force: 541

Misc.: 🔍


Created: 06/17/2014 12:43 PM
Updated: 01/13/2018 12:44 PM
Changes: (6) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai
Complete: 🔍


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