VulnSocial

CVE-2026-90647Disclosure

LOWCVSS 9.1 · CRITICAL

Signal is active with 2 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

ASE/Kalkitech ASE2000 V2 Communication Test Set 2.35 through 2.37 on Windows contains an improper certificate validation vulnerability in the IEC 60870-5-104 TLS client (Task Mode). This allows a network-positioned attacker to bypass certificate validation via a certificate with multiple simultaneous faults, enabling a Man-in-the-Middle attack on protected communications.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-295

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-09-13: 2Technical Details · 2026-09-13: 209-13
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
Full discourse2 posts
  • Cybersecurity News DE@cybsecuritynews
    Disclosure

    #schwachstellen CVE-2026-90647: Kritische TLS-Schwachstelle in ASE2000 V2 ermöglicht Man-in-the-Middle-Angriffe #ase #ase2000v2 #cve202690647 #iec608705104 #kalkitech #tls #windows https://cybersecurity-news.de/cve-2026-90647-ase2000-v2-tls-schwachstelle-mitm

    Post summary

    The post announces a critical TLS vulnerability in ASE2000 V2 enabling MITM attacks, without indicating PoC, exploit tooling, active exploitation, or remediation.

    0000045
    12 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-90647 ASE/Kalkitech ASE2000 V2 Communication Test Set 2.35 through 2.37 on Windows contains an improper certificate validation vulnerability in the IEC 60870-5-104 TLS clie… https://www.cve.org/CVERecord?id=CVE-2026-90647

    Post summary

    The statement announces CVE‑2026‑90647, describing an improper certificate validation flaw in the TLS client of ASE/Kalkitech ASE2000 V2 Communication Test Set 2.35‑2.37 on Windows.

    00000727
    58.1K followersView on X

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