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TI-2021-14900 Aliases CVE-2021-36779

Host operations allowed in privileged Longhorn managed pods

Priority MEDIUM 42CWE-306Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-306.

Summary

A Missing Authentication for Critical Function vulnerability in SUSE Longhorn allows any workload in the cluster to execute any binary present in the image on the host without authentication. This issue affects: SUSE Longhorn longhorn versions prior to 1.1.3; longhorn versions prior to 1.2.3.

Why it matters now

EPSS 0.00686 52nd percentileScored 2026-11-07
Fix Fixed Longhorn (SUSE): 1.1.3, 1.2.3

SSVC decision points

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

Affected products

VendorProductAffected versionsFixed inStatusSource
SUSELonghornlonghorn to before 1.1.31.1.3Patch availableCNA
SUSELonghornlonghorn to before 1.2.31.2.3Patch availableCNA
  • Longhorn VendorSUSE Affected longhorn to before 1.1.3 Fixed in 1.1.3 Patch available CNA
  • Longhorn VendorSUSE Affected longhorn to before 1.2.3 Fixed in 1.2.3 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:linuxfoundation:longhorn:*:*:*:*:*:*:*:*before 1.1.3; 1.2.0 to before 1.2.3Vulnerablebackstage
  • cpe:2.3:a:linuxfoundation:longhorn:*:*:*:*:*:*:*:* Versions before 1.1.3; 1.2.0 to before 1.2.3 Vulnerable ·backstage

Remediation

  • Fix · CNA Longhorn (SUSE) Fixed in 1.1.3
  • Fix · CNA Longhorn (SUSE) Fixed in 1.2.3

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    SUSE Longhorn 1.1.3

    2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2021-14901 Unauthorized data access from replicas through vulnerable instance manager podsPriority LOW 36
    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-36779
  2. 2026-10-05 EPSS moved to the 50th–90th percentile

References

Advisory 2

  • TI-2016-03560 Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier allows remote… KEVCVSS 3.1CRITICAL 9.8
  • TI-2016-03506 Adobe Flash Player 21.0.0.226 and earlier allows remote attackers to execute arbitrary… KEVCVSS 3.1CRITICAL 9.8
  • TI-2016-02888 Unspecified vulnerability in Oracle Java SE 6u113, 7u99, and 8u77; Java SE Embedded 8u77… KEVCVSS 3.1CRITICAL 9.8
  • TI-2015-04302 Use-after-free vulnerability in the BitmapData class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
  • TI-2015-04301 Use-after-free vulnerability in the DisplayObject class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
  • TI-2015-04298 Use-after-free vulnerability in the ByteArray class in the ActionScript 3 (AS3)… KEVCVSS 3.1CRITICAL 9.8
See all 1331 →

Sources

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