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3 stories in the last 3d

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IKEv2 Certificate Authentication Denial of Service Vulnerability

Cisco patched an ASA/FTD IKEv2 certificate authentication flaw letting unauthenticated remote attackers crash the IKEv2 process and reload devices with crafted certificates.

A logic error during the certificate authentication phase of IKEv2 connection setup in Cisco Secure Firewall ASA and FTD Software allows an unauthenticated, remote attacker to crash the IKEv2 process. Exploitation involves attempting to establish an IKEv2 VPN connection with a crafted certificate, causing a denial of service through an unexpected device reload. Cisco has released software updates.

Cisco Security Advisories · 19h agoAdvisory 9 sources

NIST Issues New Guidance to Protect SSO and API Tokens From Theft and Forgery

NIST released IR 8587 giving agencies and cloud providers recommendations to prevent identity token forgery, theft, and misuse in SSO and API environments.

NIST Internal Report 8587, released September 15, 2026, provides implementation recommendations covering token creation, signing, validation, storage, revocation, and lifecycle management for SAML, OpenID Connect, and OAuth 2.0 environments. It builds on SP 800-53 Rev. 5.1.1 and incorporates lessons from breaches involving stolen signing keys, abused OAuth applications, and replayed federated assertions. Recommendations include strong signing algorithms, strict claim validation, short token lifetimes, token binding, leakage prevention, and monitoring for abnormal token use.

GBHackers · 1d agoAdvisory 2 sources

Schneider Electric SCADAPack x70 Products

CISA advisory: Schneider Electric SCADAPack x70 RTUs contain CVE-2026-81861, an insufficiently protected credentials flaw allowing unauthorized access to RTU configuration.

CISA advisory ICSA-26-258-04 discloses CVE-2026-81861 affecting all versions of Schneider Electric SCADAPack 47x, 47xi, 47xd, 470R, 57x, 3xx, and 32 remote terminal units. The CWE-522 insufficiently protected credentials vulnerability could expose authentication information and permit unauthorized access to RTU configuration through the Secure Lock functionality. The flaw carries a CVSS v3.1 base score of 6.5 (medium), and the products are deployed worldwide in critical manufacturing and energy sectors. Abhinav Agarwal reported the vulnerability to CISA.

CISA Advisories · 1d agoAdvisoryCVE-2026-81861