Cisco IOS XR 64-Bit Critical Vulnerability (CVE-2019-1710) Threat Alert

Cisco IOS XR 64-Bit Critical Vulnerability (CVE-2019-1710) Threat Alert

May 2, 2019 | Mina Hao

Overview

Cisco has released a security advisory to announce the fix of a vulnerability (CVE-2019-1710) in Cisco IOS XR 64-bit Software running on Cisco ASR 9000 Series Aggregation Services Routers. This vulnerability is the result of incorrect isolation of the secondary management interface from internal sysadmin applications. An unauthenticated attacker could exploit this vulnerability to log in to an affected device remotely or cause a denial of service.

CVSS 3.0 base score: 9.8

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:X

For details about this vulnerability, please visit the following link:

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190417-asr9k-exr

Affected Versions

  • Cisco IOS XR 64-bit Software Release 6.5.x < 6.5.3
  • Cisco IOS XR 64-bit Software Release 7.0.x < 7.0.1

Unaffected Versions

  • Cisco IOS XR 64-bit Software Release 6.5.3
  • Cisco IOS XR 64-bit Software Release 7.0.1

Solution

Cisco has released new versions to fix the preceding vulnerability. Affected users are advised to upgrade as soon as possible.

For remediation details, refer to the security advisory at the following link:

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190417-asr9k-exr

Statement

This advisory is only used to describe a potential risk. NSFOCUS does not provide any commitment or promise on this advisory. NSFOCUS and the author will not bear any liability for any direct and/or indirect consequences and losses caused by transmitting and/or using this advisory. NSFOCUS reserves all the rights to modify and interpret this advisory. Please include this statement paragraph when reproducing or transferring this advisory. Do not modify this advisory, add/delete any information to/from it, or use this advisory for commercial purposes without permission from NSFOCUS.

About NSFOCUS

NSFOCUS IB is a wholly owned subsidiary of NSFOCUS, an enterprise application and network security provider, with operations in the Americas, Europe, the Middle East, Southeast Asia and Japan. NSFOCUS IB has a proven track record of combatting the increasingly complex cyber threat landscape through the construction and implementation of multi-layered defense systems. The company’s Intelligent Hybrid Security strategy utilizes both cloud and on-premises security platforms, built on a foundation of real-time global threat intelligence, to provide unified, multi-layer protection from advanced cyber threats.

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