PT-2019-3330 · Cisco · Cisco Ios Xr

Eugenio Iavarone · Published 2019-09-25 · Updated 2019-10-09 · CVE-2019-12709

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers (affected versions not specified)

Description The issue exists due to insufficient validation of arguments passed to a specific VMAN CLI command, allowing an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with root privileges. This could lead to complete system compromise. An attacker with valid administrator access to an affected device could exploit this vulnerability by including malicious input as the argument of an affected command.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

BDU:2019-03437

CVE-2019-12709

Affected Products

Cisco Ios Xr

References · 4

• https://osv.dev/vulnerability/CVE-2019-12709 · Vendor Advisory
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-xr-asr9k-privesc · Vendor Advisory
• https://bdu.fstec.ru/vul/2019-03437 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2019-12709 · Security Note