CVE-2016-7835: Use After Free

Published Jun 9, 2017
·
Updated

Use-after-free vulnerability in H2O allows remote attackers to cause a denial-of-service (DoS) or obtain server certificate private keys and possibly other information.

Affected Software

2 affected components
Dena H2o<=2.0.4
H2o Project H2o=2.1.0-beta3

Remediation

Event History

Jun 9, 2017
CVE Published
via MITRE·04:00 PM
Data Sourced
via MITRE·04:00 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2016-7835?

CVE-2016-7835 is considered a high severity vulnerability due to its potential for denial-of-service attacks and exposure of server certificate private keys.

2

How do I fix CVE-2016-7835?

To fix CVE-2016-7835, update H2O to version 2.0.5 or later, or ensure you are using a more secure version.

3

What types of attacks can be performed using CVE-2016-7835?

CVE-2016-7835 can be exploited by remote attackers to cause denial-of-service or extract sensitive information including private keys.

4

Which versions of H2O are affected by CVE-2016-7835?

CVE-2016-7835 affects H2O versions up to and including 2.0.4 and specifically the 2.1.0-beta3 version.

5

What is a use-after-free vulnerability in the context of CVE-2016-7835?

In the context of CVE-2016-7835, a use-after-free vulnerability occurs when a program attempts to use memory after it has been freed, leading to potential crashes or exploitation.

Contact

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