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CVE-2018-15374

6.7 · MEDIUM

A vulnerability in the Image Verification feature of Cisco IOS XE Software could allow an authenticated, local attacker to install a malicious software image or file on an affected device.

Published Oct 5, 2018CWE-347EPSS 0.24%

Overview

CVE-2018-15374 is a medium-severity vulnerability. It was published on October 5, 2018 and has a CVSS 3.0 base score of 6.7 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 6.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

A vulnerability in the Image Verification feature of Cisco IOS XE Software could allow an authenticated, local attacker to install a malicious software image or file on an affected device. The vulnerability is due to the affected software improperly verifying digital signatures for software images and files that are uploaded to a device. An attacker could exploit this vulnerability by uploading a malicious software image or file to an affected device. A successful exploit could allow the attacker to bypass digital signature verification checks for software images and files and install a malicious software image or file on the affected device.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.securityfocus.com/bid/105415Reftools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-digsigRefwww.securityfocus.com/bid/105415Reftools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-digsig

How CyberStrike helps

Frequently asked questions

What is CVE-2018-15374?

CVE-2018-15374 is a medium-severity vulnerability. It was published on October 5, 2018 and has a CVSS 3.0 base score of 6.7 (MEDIUM).

How severe is CVE-2018-15374?

This vulnerability has a CVSS 3.0 base score of 6.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2018-15374?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2018-15374?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2018-15374 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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