CVE-2021-21974(vmware / cloud_foundation)

LOWCVSS 8.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

OpenSLP as used in ESXi (7.0 before ESXi70U1c-17325551, 6.7 before ESXi670-202102401-SG, 6.5 before ESXi650-202102101-SG) has a heap-overflow vulnerability. A malicious actor residing within the same network segment as ESXi who has access to port 427 may be able to trigger the heap-overflow issue in OpenSLP service resulting in remote code execution.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-787

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • cloud_foundation
  • esxi

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • 1 total mentions across 1 day

Affected systems

Vendors
Products
cloud_foundationesxi

3 versions affected across 2 products

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-10-07: 110-07
Full discourse1 post
  • 右田左右吉@GEB081181

    IDCFの件まとめ 1.ESXi 6.7の脆弱性(CVE-2021-21974)を発見 2.ESXi 8.0.3の脆弱性(CVE-2024-37085)を発見 3.EOL状態の1からRCE(事前認証リモートコード実行) 3.または2(8.0系のAD連携バグ=Admin自動取得) 4.IDCF王に俺はなる!(あとはやりたい放題) N-day攻撃で確定やないか😉

    06223135.5K
    98 followersView on X
CPE platform detail232 entries

232 of 232 entries

PartVendorProductVersionTarget SWTarget HW
Appvmwarecloud_foundation---
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