RaqibCTI
+ Request intel workspace
CVE

CVE-2021-31755

P2
Tenda AC11 Router Stack Buffer Overflow Vulnerability
Tenda · AC11 Router
Date added (CISA)
2021-11-03
Remediation due
2021-11-17
Known ransomware use
Not indicated
Remediation priority
P2 — past CISA due date
Associated with
Related to
  • Lazarus Group (TraderTraitor cluster) / APT38 / BlueNoroff · SPECTREcampaignCorrelated cluster2026-09-16
  • DysphoriacampaignCorrelated cluster2026-08-24

ATT&CK mapping

No ATT&CK mapping yet
The CTID Mappings Explorer hasn't published an exploitation/impact technique mapping for this CVE yet.

Source: NVD ↗ · CISA KEV Catalog ↗