CVE-2018-25018: High severity unrar vulnerability

Published Jul 1, 2021
·
Updated

UnRAR 5.6.1.7 through 5.7.4 and 6.0.3 has an out-of-bounds write during a memcpy in QuickOpen::ReadRaw when called from QuickOpen::ReadNext.

Affected Software

3 affected components
RARLAB UnRAR>=5.6.1.7<=5.7.4
RARLAB UnRAR=6.0.3
Linux Linux kernel

Event History

Jul 1, 2021
CVE Published
via MITRE·02:54 AM
Data Sourced
via MITRE·02:54 AM
Description
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2018-25018?

CVE-2018-25018 is a vulnerability in UnRAR versions 5.6.1.7 through 5.7.4 and 6.0.3 that allows an out-of-bounds write during a memcpy in QuickOpen::ReadRaw when called from QuickOpen::ReadNext.

2

How severe is CVE-2018-25018?

CVE-2018-25018 has a severity rating of 7.8 out of 10, which is considered high.

3

Which software versions are affected by CVE-2018-25018?

The affected software versions include UnRAR 5.6.1.7 through 5.7.4 and 6.0.3.

4

How can I fix CVE-2018-25018?

To fix CVE-2018-25018, you should update UnRAR to a version that is not affected by the vulnerability, such as version 6.0.4 or later.

5

Where can I find more information about CVE-2018-25018?

You can find more information about CVE-2018-25018 on the Chromium bug tracker and the OSS-Fuzz vulnerability report.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203