CVE-2017-12306

Description

A vulnerability in the upgrade process of Cisco Spark Board could allow an authenticated, local attacker to install an unverified upgrade package, aka Signature Verification Bypass. The vulnerability is due to insufficient upgrade package validation. An attacker could exploit this vulnerability by providing the upgrade process with an upgrade package that the attacker controls. An exploit could allow the attacker to install custom firmware to the Spark Board. Cisco Bug IDs: CSCvf84502.

Categories

4.4
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.03%
Vendor Advisory cisco.com
Affected: n/a Cisco Spark Board
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/101914 vdb entry third party advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-spark vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-12306?
CVE-2017-12306 has been scored as a medium severity vulnerability.
How to fix CVE-2017-12306?
To fix CVE-2017-12306, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-12306 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-12306 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-12306?
CVE-2017-12306 affects n/a Cisco Spark Board.
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