CVE-2021-42337Network attack vector

Account data disclosure via salary-query authorization bypass

Published Nov 16, 2021 · Updated Sep 16, 2024

Improper authorization in AIFU Cashier Accounting Management System allows remote authenticated users to read other users' account data. The salary-query function accepts crafted URL parameters without enforcing authorization for the referenced account. General-user access is required, and disclosed records exclude passwords; no modification or service interruption is reported.

CVSS severity4.3
Medium
EPSS probability0.90%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authorization in AIFU Cashier Accounting Management System allows remote authenticated users to read other users' account data. The salary-query function accepts crafted URL parameters without enforcing authorization for the referenced account. General-user access is required, and disclosed records exclude passwords; no modification or service interruption is reported.

The record

CVE
CVE-2021-42337
Published
Nov 16, 2021
Updated
Sep 16, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-285, T1213
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 16, 2021CVE publishedPublication date reported by the CVE source.
  2. Sep 16, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

4.3TWCERT/CCCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-285Improper Authorization
T1213Data from Information Repositories

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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