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TI-2021-04534 Aliases CVE-2021-21436GHSA-5gvf-qj79-739q

Agent is able to link customer's Config Items without permission

Priority LOW 21CWE-264Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
Low · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-264.

Summary

Agents are able to see and link Config Items without permissions, which are defined in General Catalog. This issue affects: OTRS AG OTRSCIsInCustomerFrontend 7.0.x version 7.0.14 and prior versions.

Why it matters now

EPSS 0.0077 55th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
OTRS AGOTRSCIsInCustomerFrontend7.0.x – 7.0.14—No fix listedCNA
  • OTRSCIsInCustomerFrontend VendorOTRS AG Affected 7.0.x – 7.0.14 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:otrs:cis_in_customer_frontend:*:*:*:*:*:*:*:*7.0.0 – 7.0.14VulnerableOTRS AG
  • cpe:2.3:a:otrs:cis_in_customer_frontend:*:*:*:*:*:*:*:* Versions 7.0.0 – 7.0.14 Vulnerable ·OTRS AG

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-21436
  2. 2026-10-03 Alias added: GHSA-5gvf-qj79-739q

References

Advisory 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences