Nov 8, 2023 Cyber Threat Intelligence

Track daily vulnerability activity, KEV additions, public exploits, critical disclosures, and EPSS risk shifts.

Daily summary

  • IETF Service Location Protocol (SLP) added to CISA KEV — confirmed in-the-wild exploitation.
  • 8 new critical disclosures — review patch status on exposed services.

Top threats today

Three highest-priority changes — analyst brief, not a CVE dump.

Critical active threat

CVE-2023-29552 Service Location Protocol (SLP) Denial-of-Service

  • Actively exploited (CISA KEV)
  • Listed on CISA KEV

Confirmed in-the-wild exploitation per CISA KEV — active threat momentum, not theoretical risk.

Critical exposure

CVE-2023-3959 Zavio B8220 Firmware RCE

  • CVSS 9.8
  • Remote code execution exposure

New critical Zavio B8220 Firmware RCE (CVSS 9.8) — fresh disclosure window; early internet scanning often precedes mature exploit chains.

Critical exposure

CVE-2023-45225 Zavio B8220 Firmware RCE

  • CVSS 9.8
  • Remote code execution exposure

New critical Zavio B8220 Firmware RCE (CVSS 9.8) — fresh disclosure window; early internet scanning often precedes mature exploit chains.

Active exploitation

CISA KEV — confirmed in-the-wild exploitation.

Service Location Protocol (SLP) Denial-of-Service

View KEV additions

Exploit & PoC activity

Nothing flagged in this category for this digest.

View new exploit links

Exploitation dynamics

Nothing flagged in this category for this digest.

See EPSS increases

New critical disclosures

CVE-2023-29974 CVSS 9.8

An issue discovered in Pfsense CE version 2.6.0 allows attackers to compromise user accounts via weak password requirements.

CVE-2023-3959 CVSS 9.8

Zavio CF7500, CF7300, CF7201, CF7501, CB3211, CB3212, CB5220, CB6231, B8520, B8220, and CD321 IP Cameras with firmware version M2.1.6.05...

CVE-2023-43755 CVSS 9.8

Zavio CF7500, CF7300, CF7201, CF7501, CB3211, CB3212, CB5220, CB6231, B8520, B8220, and CD321 IP Cameras with firmware version M2.1.6.05...

CVE-2023-45225 CVSS 9.8

Zavio CF7500, CF7300, CF7201, CF7501, CB3211, CB3212, CB5220, CB6231, B8520, B8220, and CD321 IP Cameras with firmware version M2.1.6.05...

An arbitrary code execution which results in privilege escalation was discovered in Helix Core versions prior to 2023.2.

CVE-2023-47397 CVSS 9.8

WeBid <=1.2.2 is vulnerable to code injection via admin/categoriestrans.php.

CVE-2023-5801 CVSS 9.1

Vulnerability of identity verification being bypassed in the face unlock module.

CVE-2023-5941 CVSS 9.8

In versions of FreeBSD 12.4-RELEASE prior to 12.4-RELEASE-p7 and FreeBSD 13.2-RELEASE prior to 13.2-RELEASE-p5 the __sflush() stdio funct...

View critical disclosures

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