CVE-2020-4992Network attack vector

Unauthorized actions via cross-site request forgery

Published Aug 17, 2021 · Updated Sep 16, 2024

Cross-site request forgery in IBM DataPower Gateway 2018.4.1.0 through 2018.4.1.16 allows remote attackers to perform unauthorized actions. IBM has not disclosed the affected request handler or the validation failure that permits a trusted browser to submit the forged request. Exploitation requires user interaction and an authenticated browser session, and the reported consequence is limited to unauthorized state-changing actions.

CVSS severity4.3
Medium
EPSS probability0.40%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Cross-site request forgery in IBM DataPower Gateway 2018.4.1.0 through 2018.4.1.16 allows remote attackers to perform unauthorized actions. IBM has not disclosed the affected request handler or the validation failure that permits a trusted browser to submit the forged request. Exploitation requires user interaction and an authenticated browser session, and the reported consequence is limited to unauthorized state-changing actions.

The record

CVE
CVE-2020-4992
Published
Aug 17, 2021
Updated
Sep 16, 2024
Vendor
IBM
Product
IBM DataPower Gateway
Classifications
CWE-352
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Aug 17, 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

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=2018.4.1.0
  2. Affected versionversion=2018.4.1.16

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

IBM · IBM DataPower Gatewayversion=2018.4.1.0; version=2018.4.1.16

Published CVSS scores

6.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
4.3IBMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-352Cross-Site Request Forgery (CSRF)

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

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo