Identify the vulnerable library

Oct 13, 2025 by pynkocean.com 138 views

Introduction

In the world of software development, security vulnerabilities can have devastating consequences. One such vulnerability is CVE-2022-38749, a medium-severity vulnerability detected in the snakeyaml-1.29.jar library. In this article, we will delve into the details of this vulnerability, its impact, and the suggested fix.

CVE-2022-38749 - Medium Severity Vulnerability

The snakeyaml-1.29.jar library is a YAML 1.1 parser and emitter for Java. It is used in various applications, including Spring Boot, to parse and emit YAML data. However, a vulnerability was discovered in this library, which can lead to Denial of Service (DOS) attacks.

Vulnerable Library

The vulnerable library is snakeyaml-1.29.jar, which is a part of the Spring Boot Starter Validation library.

Dependency Hierarchy

The dependency hierarchy of the vulnerable library is as follows:

spring-boot-starter-validation-2.6.6.jar (Root Library)
- spring-boot-starter-2.6.6.jar
  - :x: snakeyaml-1.29.jar (Vulnerable Library)

Found in HEAD Commit

The vulnerability was found in the HEAD commit of the SAST-Test-Repo-7af068e8-d0c1-438f-92b7-9b2c8a8f0249 repository.

Found in Base Branch

The vulnerability was also found in the main branch of the repository.

Vulnerability Details

The vulnerability in snakeyaml-1.29.jar can be exploited by an attacker to cause a Denial of Service (DOS) attack. This can happen when the parser is running on user-supplied input, and the attacker provides content that causes the parser to crash by stack overflow.

Publish Date

The vulnerability was published on 2022-09-05.

URL

The vulnerability can be found on the Mend.io vulnerability database at https://www.mend.io/vulnerability-database/CVE-2022-38749.

CVSS 3 Score Details

The CVSS 3 score for this vulnerability is 6.5.

Base Score Metrics

The base score metrics for this vulnerability are as follows:

Exploitability Metrics:
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: Low
- User Interaction: None
- Scope: Unchanged
Impact Metrics:
- Confidentiality Impact: None
- Integrity Impact: None
- Availability Impact: High

Suggested Fix

The suggested fix for this vulnerability is to upgrade the version of the snakeyaml library to 1.31 or later.

Type

The type of fix is an Upgrade version.

Origin

The origin of the fix is a bug report on Bitbucket at https://bitbucket.org/snakeyaml/snakeyaml/issues/526/stackoverflow-oss-fuzz-47027.

Release Date

The release date of the fix is 2022-09-05.

Fix Resolution

The fix resolution for the org.yaml:snakeyaml library is 1.31.

Direct Dependency Fix Resolution

The direct dependency fix resolution for the org.springframework.boot:spring-boot-starter-validation library is 3.0.0.

Conclusion

In conclusion, CVE-2022-38749 is a medium-severity vulnerability detected in the snakeyaml-1.29.jar library. This vulnerability can lead to Denial of Service (DOS) attacks and has a CVSS 3 score of 6.5. The suggested fix is to upgrade the version of the snakeyaml library to 1.31 or later. It is essential to address this vulnerability to ensure the security and integrity of your applications.

Remediation

To remediate this vulnerability, follow these steps:

Identify the vulnerable library: Check if your application uses the snakeyaml-1.29.jar library.
Upgrade the library: Upgrade the version of the snakeyaml library to 1.31 or later.
Verify the fix: Verify that the fix has been applied successfully by checking the version of the snakeyaml library.

By following these steps, you can remediate the CVE-2022-38749 vulnerability and ensure the security and integrity of your applications.

Automated Fix PR

To open an automated fix PR, check the box below:

[ ] Check this box to open an automated fix PR

CVE-2022-38749 (Medium) Detected in Snakeyaml-1.29.jar: A Critical Vulnerability in Java Libraries - Q&A

Introduction

In our previous article, we discussed the CVE-2022-38749 vulnerability detected in the snakeyaml-1.29.jar library. This vulnerability can lead to Denial of Service (DOS) attacks and has a CVSS 3 score of 6.5. In this article, we will answer some frequently asked questions about this vulnerability.

Q&A

Q: What is the CVE-2022-38749 vulnerability?

A: The CVE-2022-38749 vulnerability is a medium-severity vulnerability detected in the snakeyaml-1.29.jar library. It can lead to Denial of Service (DOS) attacks.

Q: What is the CVSS 3 score for this vulnerability?

A: The CVSS 3 score for this vulnerability is 6.5.

Q: What is the impact of this vulnerability?

A: The impact of this vulnerability is a Denial of Service (DOS) attack. This can happen when the parser is running on user-supplied input, and the attacker provides content that causes the parser to crash by stack overflow.

Q: What is the suggested fix for this vulnerability?

A: The suggested fix for this vulnerability is to upgrade the version of the snakeyaml library to 1.31 or later.

Q: What is the type of fix?

A: The type of fix is an Upgrade version.

Q: What is the origin of the fix?

A: The origin of the fix is a bug report on Bitbucket at https://bitbucket.org/snakeyaml/snakeyaml/issues/526/stackoverflow-oss-fuzz-47027.

Q: What is the release date of the fix?

A: The release date of the fix is 2022-09-05.

Q: What is the fix resolution for the org.yaml:snakeyaml library?

A: The fix resolution for the org.yaml:snakeyaml library is 1.31.

Q: What is the direct dependency fix resolution for the org.springframework.boot:spring-boot-starter-validation library?

A: The direct dependency fix resolution for the org.springframework.boot:spring-boot-starter-validation library is 3.0.0.

Q: How can I remediate this vulnerability?

A: To remediate this vulnerability, follow these steps:

Identify the vulnerable library: Check if your application uses the snakeyaml-1.29.jar library.
Upgrade the library: Upgrade the version of the snakeyaml library to 1.31 or later.
Verify the fix: Verify that the fix has been applied successfully by checking the version of the snakeyaml library.

Q: Can I use an automated fix PR to remediate this vulnerability?

A: Yes, you can use an automated fix PR to remediate this vulnerability. To open an automated fix PR, check the box below:

[ ] Check this box to open an automated fix PR

Conclusion

In conclusion, the CVE-2022-38749 vulnerability is a critical vulnerability in the snakeyaml-1.29.jar library. It can lead to Denial of Service (DOS) attacks and has a CVSS 3 score of 6.5. The suggested fix is to upgrade the version of the snakeyaml library to 1.31 or later. We hope this Q&A article has provided you with the information you need to remediate this vulnerability.

Remediation

To remediate this vulnerability, follow the steps outlined in the Q&A article. If you have any further questions or concerns, please do not hesitate to contact us.

Automated Fix PR

To open an automated fix PR, check the box below:

[ ] Check this box to open an automated fix PR