Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-f7vh-qwp3-x37m
Advisory ID github_osv/GHSA-f7vh-qwp3-x37m
Aliases CVE-2022-23307
Summary Deserialization of Untrusted Data in Apache Log4j 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. Users are advised to migrate from `log4j:log4j` to `org.apache.logging.log4j:log4j` for an updated version of the library.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-502 Deserialization of Untrusted Data
System Score Found at
cvssv3.1 9.8 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/01/GHSA-f7vh-qwp3-x37m/GHSA-f7vh-qwp3-x37m.json
generic_textual CRITICAL
Reference id Reference type URL
https://lists.apache.org/thread/rg4yyc89vs3dw6kpy3r92xop9loywyhh
https://logging.apache.org/log4j/1.2/index.html
cpuapr2022.html Other https://www.oracle.com/security-alerts/cpuapr2022.html
cpujul2022.html Other https://www.oracle.com/security-alerts/cpujul2022.html
CVE-2022-23307 https://nvd.nist.gov/vuln/detail/CVE-2022-23307
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/01/GHSA-f7vh-qwp3-x37m/GHSA-f7vh-qwp3-x37m.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2026-05-22T13:31:45Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2022/23xxx/CVE-2022-23307.json

Source Advisory: vulnrichment/CVE-2022-23307

View SSVC decision tree 
[{'Exploitation': 'none'},
 {'Automatable': 'no'},
 {'Technical Impact': 'total'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]