CVE-2002-0367Active Exploitation(microsoft / windows_2000)

LOWCVSS 7.8 · HIGHCISA KEV

Exploitation ongoing with high activity in latest observed window (2 mentions)

Immediate actions

  • Prioritize remediation for microsoft windows_2000 systems immediately
  • Assume compromise if assets are exposed
  • Track advisory updates for patch or workaround availability

Recommended action window: Immediate (within 24h)

NVD description

smss.exe debugging subsystem in Windows NT and Windows 2000 does not properly authenticate programs that connect to other programs, which allows local users to gain administrator or SYSTEM privileges by duplicating a handle to a privileged process, as demonstrated by DebPloit.

3.5/ 10 priority

Sources & remediation

Listed in the CISA Known Exploited Vulnerabilities catalog. Federal remediation due date: 2022-03-24. Apply updates per vendor instructions.

Weakness type (CWE)
CWE-269

Priority

LOW

Exploitation

ACTIVE

PoC

YES

Patch

AVAILABLE

Momentum

NONE

Are you affected?

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

  • windows_2000
  • windows_nt

Threat summary

  • Active exploitation appears in 1 classified signals
  • 2 mentions across 1 observed day

What's happening

  • Active exploitation reported across 1 signal
  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 2 total mentions across 1 day

Affected systems

Vendors
Products
windows_2000windows_nt

2 versions affected across 2 products

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-04-30: 2Active Exploitation · 2026-04-30: 1Technical Details · 2026-04-30: 104-30
Signal classification2 categories
Active Exploitation
150.0%
Disclosure
150.0%
Referenced assets1 URL
By indicator
Full discourse2 posts
  • Lyrie.ai@lyrie_ai
    Disclosure

    CVE-2002-0367: smss.exe debugging subsystem in Microsoft Windows does not properly authenticate programs that connect to other programs, which allows local users to gain administrator or SYSTEM privileges.

    Post summary

    The text merely announces a Windows smss.exe privilege‑escalation vulnerability that allows local users to gain administrator or SYSTEM rights.

    1000011
    128 followersView on X
  • Lyrie.ai@lyrie_ai
    Active Exploitation

    https://research.lyrie.ai/research/active-exploit-cve-2002-0367-windows #lyrie #cybersecurity #CVE #threatintel #zerodayattack

    Post summary

    The tweet links to research indicating that CVE‑2002‑0367 is being actively exploited in the wild.

    0000014
    128 followersView on X
CPE platform detail3 entries

3 of 3 entries

PartVendorProductVersionTarget SWTarget HW
OSmicrosoftwindows_2000---
OSmicrosoftwindows_nt4.0--
OSmicrosoftwindows_nt4.0--

Explore more