CVE-2020-9493
Java deserialization in Chainsaw
- State
- Published
- Severity
- 9.8 Critical
- Published
- Jun 16, 2021
- Updated
- Oct 7, 2026
- Reserved
- Mar 1, 2020
Description
A deserialization flaw was found in Apache Chainsaw versions prior to 2.1.0 which could lead to malicious code execution.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-502 Deserialization of Untrusted Data
Affected Products
| Product | Versions |
|---|---|
Apache ChainsawApache Software Foundation |
|
References
- https://www.openwall.com/lists/oss-security/2021/06/16/1
- [oss-security] 20210615 CVE-2020-9493: Apache Chainsaw: Java deserialization in Chainsawmailing-list
- [announce] 20210615 CVE-2020-9493: Apache Chainsaw: Java deserialization in Chainsawmailing-list
- [oss-security] 20220118 CVE-2022-23307: Apache Log4j 1.x: A deserialization flaw in the Chainsaw component of Log4j 1 can lead to malicious code execution.mailing-list
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