CVE-2022-23307
HighCVE-2020-9493 identified a deserialization issue that was present in Apache Chainsaw.
Published Feb 17, 2022 · Updated Oct 8, 2026 · Also known as DEBIAN-CVE-2022-23307, GHSA-f7vh-qwp3-x37m, ROOT-APP-MAVEN-CVE-2022-23307, UBUNTU-CVE-2022-23307
Key Facts
Patch immediately- CVE-2022-23307 is a high-severity vulnerability (CVSS 8.8 v3.1) affecting Chainsaw (Apache), Log4j (Apache), Advanced Supply Chain Planning (Oracle) and 22 more products.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 54% probability of exploitation in the next 30 days.
- Fixed versions are available, including Chainsaw 2.1.0, Log4j 2.0, Log4j 0:1.2.14-6.6.el6_10.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
8.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
54%
Higher than 99.0% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
Get the full CVE-2022-23307 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
CVE-2020-9493 identified a deserialization issue that was present in Apache Chainsaw. Prior to Chainsaw V2.0 Chainsaw was a component of Apache Log4j 1.2.x where the same issue exists.
Affected Products
635 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| ChainsawApache | See advisory | 2.1.0 |
| Log4jApache | See advisory | 2.0 |
| Advanced Supply Chain PlanningOracle | 12.1, 12.2 | n/a |
| Business IntelligenceOracle | 12.2.1.3.0, 12.2.1.4.0, 5.9.0.0.0 | n/a |
| Business Process Management SuiteOracle | 12.2.1.3.0, 12.2.1.4.0 | n/a |
Patched Releases
Chainsaw
2.1.0
Log4j
2.0, 0:1.2.14-6.6.el6_10, 0:1.2.17-18.el7_4, 1.2.14-6.4.2.el6_10, 1.2.15-126.9.1, 1.2.15-26.32.20.1, 1.2.17-16.14.amzn1, 1.2.17-18.amzn2, 1.2.17-18.el7_4, 1.2.17-5.9.1
Apache Log4j 1.x
unspecified
apache-log4j1.2
1.2.17-10+deb11u1, 1.2.17-11, 1.2.17-4ubuntu3+esm2, 1.2.17-7+deb9u2, 1.2.17-7ubuntu1+esm1, 1.2.17-8+deb10u1ubuntu0.2, 1.2.17-9ubuntu0.2
druid
35.0.1-r1
eap7-apache-cxf
0:3.4.10-1.SP1_redhat_00001.1.el7eap
eap7-avro
0:1.7.6-8.redhat_00003.1.el7eap
eap7-h2database
0:1.4.197-3.redhat_00004.1.el7eap
eap7-jboss-annotations-api_1.3_spec
0:2.0.1-4.Final_redhat_00001.1.el7eap
eap7-jboss-marshalling
0:2.0.15-1.Final_redhat_00001.1.el7eap
eap7-jboss-server-migration
0:1.7.2-12.Final_redhat_00013.1.el7eap
eap7-jboss-xnio-base
0:3.7.13-1.Final_redhat_00001.1.el7eap
eap7-log4j
0:2.17.1-1.redhat_00001.1.el7eap, 0:2.17.1-1.redhat_00001.1.el8eap
eap7-log4j-jboss-logmanager
0:1.2.2-1.Final_redhat_00002.1.el8eap, 0:1.2.2-1.Final_redhat_00002.1.ep7.el7
eap7-wildfly
0:7.3.11-4.GA_redhat_00002.1.el7eap
eap7-wss4j
0:2.3.3-2.redhat_00001.1.el7eap
eap7-xalan-j2
0:2.7.1-38.redhat_00015.1.el7eap
eap7-xml-security
0:2.2.3-2.redhat_00001.1.el7eap
elasticsearch
2.4.2-5.6.1, 2.4.2-6.6.1
io.root.log4j:log4j
1.2.12-root.io.1, 1.2.12-root.io.2, 1.2.14-root.io.3, 1.2.14-root.io.4, 1.2.14-root.io.5, 1.2.14-root.io.6
jboss-as-appclient
0:7.5.24-2.Final_redhat_00001.1.ep6.el6, 0:7.5.24-2.Final_redhat_00001.1.ep6.el7
jboss-as-cli
0:7.5.24-2.Final_redhat_00001.1.ep6.el6, 0:7.5.24-2.Final_redhat_00001.1.ep6.el7
jboss-as-client-all
0:7.5.24-2.Final_redhat_00001.1.ep6.el6, 0:7.5.24-2.Final_redhat_00001.1.ep6.el7
jboss-as-clustering
0:7.5.24-2.Final_redhat_00001.1.ep6.el6, 0:7.5.24-2.Final_redhat_00001.1.ep6.el7
jboss-as-cmp
0:7.5.24-2.Final_redhat_00001.1.ep6.el6, 0:7.5.24-2.Final_redhat_00001.1.ep6.el7
Timeline
Publicly disclosed
Feb 17, 2022
Last updated
Oct 8, 2026
Weakness Type
- CWE-502 Deserialization of Untrusted Data
References
- advisoryRHSA-2022:0289
- advisoryRHSA-2022:0290
- advisoryRHSA-2022:0291
- advisoryRHSA-2022:0294
- advisoryRHSA-2022:0430
FAQ
Common Questions.
CVE-2020-9493 identified a deserialization issue that was present in Apache Chainsaw.
Affected: Chainsaw (Apache); Log4j (Apache); Advanced Supply Chain Planning (Oracle) versions 12.1, 12.2, among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Chainsaw 2.1.0, Log4j 2.0, Log4j 0:1.2.14-6.6.el6_10.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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