CVE-2023-3635: Okio GzipSource unhandled exception Denial of Service

Published Jul 12, 2023
·
Updated

GzipSource does not handle an exception that might be raised when parsing a malformed gzip buffer. This may lead to denial of service of the Okio client when handling a crafted GZIP archive, by using the GzipSource class.

Affected Software

8 affected componentsFixes available
maven/com.squareup.okio:okio-jvm>=2.0.0-RC1<3.4.0
3.4.0
maven/com.squareup.okio:okio<1.17.6
1.17.6
maven/com.squareup.okio:okio>=2.0.0-RC1<3.4.0
3.4.0
redhat/okio<3.4.0
3.4.0
redhat/okio<3.5.0
3.5.0
squareup Okio<3.4.0
squareup Okio>=0.5.0<1.17.6
squareup Okio>=2.0.0<3.4.0

Event History

Jul 12, 2023
CVE Published
via MITRE·06:34 PM
Data Sourced
via MITRE·06:34 PM
DescriptionSeverityWeakness
Data Sourced
07:15 PM
Description
Advisory Published
09:30 PM
Aug 4, 2023
Data Sourced
via Red Hat·07:27 PM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is CVE-2023-3635?

CVE-2023-3635 is a vulnerability in the GzipSource class of the Okio library, which may lead to denial of service.

2

Is there a fix available for CVE-2023-3635?

Yes, upgrading to Okio version 3.5.0 or higher will fix the vulnerability.

3

What is the severity of CVE-2023-3635?

The severity of CVE-2023-3635 is high, with a severity value of 7.5.

4

What is the CWE ID associated with CVE-2023-3635?

The CWE IDs associated with CVE-2023-3635 are 681 and 195.

5

Where can I find more information about CVE-2023-3635?

You can find more information about CVE-2023-3635 at the following references: [1](https://github.com/square/okio/commit/81bce1a30af244550b0324597720e4799281da7b), [2](https://research.jfrog.com/vulnerabilities/okio-gzip-source-unhandled-exception-dos-xray-523195/), [3](https://nvd.nist.gov/vuln/detail/CVE-2023-3635).

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