CVE-2020-9493

Published on: 06/16/2021 12:00:00 AM UTC

Last Modified on: 04/08/2022 01:33:00 PM UTC

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Certain versions of Chainsaw from Apache contain the following vulnerability:

A deserialization flaw was found in Apache Chainsaw versions prior to 2.1.0 which could lead to malicious code execution.

  • CVE-2020-9493 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as CRITICAL severity.
  • Affected Vendor/Software: URL Logo Apache Software Foundation - Apache Chainsaw version < 2.1.0
Vulnerability Patch/Work Around
  • Don't configure Chainsaw to read serialized log events. Use a different receiver, such as XMLSocketReceiver

CVSS3 Score: 9.8 - CRITICAL

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 6.8 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK MEDIUM NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL PARTIAL

CVE References

Description Tags Link
oss-security - CVE-2020-9493: Apache Chainsaw: Java deserialization in Chainsaw www.openwall.com
text/html
URL Logo MISC www.openwall.com/lists/oss-security/2021/06/16/1
Pony Mail! lists.apache.org
text/html
URL Logo MLIST [announce] 20210615 CVE-2020-9493: Apache Chainsaw: Java deserialization in Chainsaw
oss-security - CVE-2020-9493: Apache Chainsaw: Java deserialization in Chainsaw www.openwall.com
text/html
URL Logo MLIST [oss-security] 20210615 CVE-2020-9493: Apache Chainsaw: Java deserialization in Chainsaw
oss-security - CVE-2022-23307: Apache Log4j 1.x: A deserialization flaw in the Chainsaw component of Log4j 1 can lead to malicious code execution. www.openwall.com
text/html
URL Logo MLIST [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.

Related QID Numbers

  • 730542 Atlassian Confluence Server and Confluence Data Center Log4j Multiple Vulnerabilities (CONFSERVER-78991)
  • 730566 Atlassian Jira Server and Data Center Log4j Vulnerability (JRASERVER-73885)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationApacheChainsawAllAllAllAll
ApplicationApacheLog4jAllAllAllAll
ApplicationQosReload4jAllAllAllAll
  • cpe:2.3:a:apache:chainsaw:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:apache:log4j:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:qos:reload4j:*:*:*:*:*:*:*:*:

Discovery Credit

This issue was reported by @kingkk

Social Mentions

Source Title Posted (UTC)
Twitter Icon @oss_security CVE-2020-9493: Apache Chainsaw: Java deserialization in Chainsaw: Posted by Robert Middleton on Jun 15Reply-to: gen… twitter.com/i/web/status/1… 2021-06-16 05:03:02
Twitter Icon @CVEreport CVE-2020-9493 : A deserialization flaw was found in #Apache Chainsaw versions prior to 2.1.0 which could lead to ma… twitter.com/i/web/status/1… 2021-06-16 07:36:06
Reddit Logo Icon /r/netcve CVE-2020-9493 2021-06-16 08:41:22
© CVE.report 2022 Twitter Nitter Twitter Viewer |

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