CVE-2021-39033Network attack vector

Authenticated information disclosure via verbose Jetty errors

Published Apr 19, 2022 · Updated Sep 16, 2024

Information disclosure in Sterling B2B Integrator 6.0.0.0 through 6.0.3.5 and 6.1.0.0 through 6.1.1.0 allows remote authenticated users to read data. The web interface's Jetty 404 handler returns detailed technical error content to the browser instead of a generic failure response. A valid low-privileged session is required, and the disclosed details support further attacks without reported data modification or service interruption.

CVSS severity4.3
Medium
EPSS probability1.05%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in Sterling B2B Integrator 6.0.0.0 through 6.0.3.5 and 6.1.0.0 through 6.1.1.0 allows remote authenticated users to read data. The web interface's Jetty 404 handler returns detailed technical error content to the browser instead of a generic failure response. A valid low-privileged session is required, and the disclosed details support further attacks without reported data modification or service interruption.

The record

CVE
CVE-2021-39033
Published
Apr 19, 2022
Updated
Sep 16, 2024
Vendor
IBM
Product
IBM Sterling B2B Integrator
Classifications
CWE-209, T1592.002
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 19, 2022CVE 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?

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

  1. Affected versionversion=6.0.0.0
  2. Affected versionversion=6.0.3.5
  3. Affected versionversion=6.1.0.0
  4. Affected versionversion=6.1.1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

IBM · IBM Sterling B2B Integratorversion=6.0.0.0; version=6.0.3.5; version=6.1.0.0; version=6.1.1.0

Published CVSS scores

6.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
4.3IBM CorporationCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
4.0NIST NVDAV:N/AC:L/Au:S/C:P/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.

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

CWE-209Generation of Error Message Containing Sensitive Information
T1592.002Gather Victim Host Information: Software

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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