CVE-2021-43972Network attack vector

Authenticated arbitrary file copy to web root

Published Jan 11, 2022 · Updated Aug 4, 2024

Unrestricted file copy in SysAid ITIL 20.4.74 b10 allows remote authenticated users to copy arbitrary server files via HTTP POST. The UserSelfServiceSettings.jsp endpoint accepts tempFile and fileName parameters without restricting the source path or destination name, placing selected files in the web root. An authenticated account is required, and the operation can overwrite web-accessible content, creating a direct integrity impact without stated service interruption.

CVSS severity6.5
Medium
EPSS probability1.47%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unrestricted file copy in SysAid ITIL 20.4.74 b10 allows remote authenticated users to copy arbitrary server files via HTTP POST. The UserSelfServiceSettings.jsp endpoint accepts tempFile and fileName parameters without restricting the source path or destination name, placing selected files in the web root. An authenticated account is required, and the operation can overwrite web-accessible content, creating a direct integrity impact without stated service interruption.

The record

CVE
CVE-2021-43972
Published
Jan 11, 2022
Updated
Aug 4, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
Unavailable
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jan 11, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 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

6.8NVDAV:N/AC:L/Au:S/C:N/I:C/A:N
6.5NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

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

No sourced classifications are available.

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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