Is CVE-2018-7502 in the CISA KEV catalog?

No. CVE-2018-7502 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-7502?

CVE-2018-7502 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2018-7502?

CVE-2018-7502 has an EPSS score of 0.56% (42th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2018-7502?

No published fix for CVE-2018-7502 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2018-7502

HIGH

7.8

CVSS v3

NVD

Description

Kernel drivers in Beckhoff TwinCAT 3.1 Build 4022.4, TwinCAT 2.11 R3 2259, and TwinCAT 3.1 lack proper validation of user-supplied pointer values. An attacker who is able to execute code on the target may be able to exploit this vulnerability to obtain SYSTEM privileges.

CWE-822Untrusted Pointer Dereference CWE-20Improper Input Validation

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.56%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Vendor Advisory1

download.beckhoff.com

Mitigation1

ics-cert.us-cert.gov

Third-Party Advisory1

securityfocus.com

Other references1

srcincite.io

Embed a live status badge for CVE-2018-7502

Markdown

[![CVE-2018-7502](https://tridentstack.com/cve/badge/CVE-2018-7502.svg)](https://tridentstack.com/cve/CVE-2018-7502)

HTML

<a href="https://tridentstack.com/cve/CVE-2018-7502"><img src="https://tridentstack.com/cve/badge/CVE-2018-7502.svg" alt="CVE-2018-7502"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.