CVE-2021-29711Network attack vector

Unauthorized agent upgrades via inconsistent CLI permissions

Published Jul 8, 2021 · Updated Sep 16, 2024

Improper authorization in IBM DevOps Deploy allows remote authenticated users with certain permissions to initiate agent upgrades through the CLI. The CLI agent-upgrade path applies permissions inconsistently with the web interface, accepting requests from accounts lacking equivalent UI authorization. Reachability requires an authenticated account with specific permissions, and successful use changes agent software without reported data disclosure or server interruption.

CVSS severity4.9
Medium
EPSS probability0.64%
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 IBM DevOps Deploy allows remote authenticated users with certain permissions to initiate agent upgrades through the CLI. The CLI agent-upgrade path applies permissions inconsistently with the web interface, accepting requests from accounts lacking equivalent UI authorization. Reachability requires an authenticated account with specific permissions, and successful use changes agent software without reported data disclosure or server interruption.

The record

CVE
CVE-2021-29711
Published
Jul 8, 2021
Updated
Sep 16, 2024
Vendor
IBM
Product
IBM DevOps Deploy
Classifications
T1565.001
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 8, 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?

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

  1. Affected versionversion=6.2.7.3
  2. Affected versionversion=6.2.7.4
  3. Affected versionversion=6.2.7.8
  4. Affected versionversion=6.2.7.9
  5. Affected versionversion=7.0.3.0
  6. Affected versionversion=7.0.4.0
  7. Affected versionversion=7.0.5.4
  8. Affected versionversion=7.1.0.0
  9. Affected versionversion=7.1.1.0
  10. Affected versionversion=7.1.1.1
  11. Affected versionversion=7.1.1.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

IBM · IBM DevOps Deployversion=6.2.7.3; version=6.2.7.4; version=6.2.7.8; version=6.2.7.9; version=7.0.3.0; version=7.0.4.0; version=7.0.5.4; version=7.1.0.0; version=7.1.1.0; version=7.1.1.1; version=7.1.1.2

Published CVSS scores

4.9IBMCVSS:3.0/AV:N/AC:L/PR:H/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

T1565.001Stored Data Manipulation

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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