CVE-2023-33008: Apache Johnzon: Prevent inefficient internal conversion from BigDecimal at large scale
First published: Fri Jul 07 2023(Updated: )
Apache Johnzon is vulnerable to a denial of service, caused by an unsafe deserialization flaw in BigDecimal. By sending a specially crafted JSON input, a remote attacker could exploit this vulnerability to cause a slow conversion, and results in a denial of service condition.
Credit: security@apache.org security@apache.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apache Johnzon | <1.2.21 |
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Reference Links
- https://lists.apache.org/thread/qbg14djo95gfpk7o560lr8wcrzfyw43l
- https://johnzon.apache.org/
- https://www.cve.org/CVERecord?id=CVE-2023-33008
- https://issues.apache.org/jira/browse/JOHNZON-397
- https://access.redhat.com/errata/RHSA-2023:5441
- https://access.redhat.com/errata/RHSA-2023:5491
- https://access.redhat.com/errata/RHSA-2023:6114
- https://bugzilla.redhat.com/show_bug.cgi?id=2221135
- https://exchange.xforce.ibmcloud.com/vulnerabilities/259976
- https://www.ibm.com/support/pages/node/7114419 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2023-33008?
CVE-2023-33008 is classified as a medium severity vulnerability.
How do I fix CVE-2023-33008?
To address CVE-2023-33008, upgrade Apache Johnzon to version 1.2.21 or later.
What products are affected by CVE-2023-33008?
CVE-2023-33008 affects all versions of Apache Johnzon prior to 1.2.21.
What type of vulnerability is CVE-2023-33008?
CVE-2023-33008 is a denial of service vulnerability due to unsafe deserialization in BigDecimal.
Can CVE-2023-33008 be exploited remotely?
Yes, CVE-2023-33008 can be exploited remotely through specially crafted JSON input.
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