How To: Nitro API Authentication for RADIUS Access-Challenge Response

When NITRO API is used to manage or get information from a NetScaler, a session must be authenticated first. Depending on the authentication factors configured for NetScaler Management, different NITRO API resources should be used. If one of the authentication factors used, responds with a...

EUVD-2024-32175

RADIUS Protocol under RFC 2865 is susceptible to forgery attacks by a local attacker who can modify any valid Response Access-Accept, Access-Reject, or Access-Challenge to any other response using a chosen-prefix collision attack against MD5 Response Authenticator signature...

Fortinet Fortigate SSH authentication bypass when RADIUS authentication is used (FG-IR-22-255)

The version of Fortigate installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the FG-IR-22-255 advisory. - An authentication bypass by assumed-immutable data vulnerability CWE-302 in the FortiOS SSH login component 7.2.0, 7.0.0...

Fortinet addresses Authentication Bypass in addition to numerous flaws

Threat Level Vulnerability Report For a detailed threat advisory, download the pdf file here Summary Fortinet addressed security flaws across its products, including a high-severity authentication bypass affecting FortiOS and FortiProxy tracking CVE-2022-35843 in FortiOSs SSH login component. Onl...

CVE-2022-35843

An authentication bypass by assumed-immutable data vulnerability CWE-302 in the FortiOS SSH login component 7.2.0, 7.0.0 through 7.0.7, 6.4.0 through 6.4.9, 6.2 all versions, 6.0 all versions and FortiProxy SSH login component 7.0.0 through 7.0.5, 2.0.0 through 2.0.10, 1.2.0 all versions may allo...

CVE-2022-35843

An authentication bypass by assumed-immutable data vulnerability CWE-302 in the FortiOS SSH login component 7.2.0, 7.0.0 through 7.0.7, 6.4.0 through 6.4.9, 6.2 all versions, 6.0 all versions and FortiProxy SSH login component 7.0.0 through 7.0.5, 2.0.0 through 2.0.10, 1.2.0 all versions may allo...

Crypto 'Front Door' Debate Likely to Go On For Years

SAN FRANCISCO–Encryption is the hot new topic in security at the moment, as it has been any number of times in the last few decades. And, as in the past, the notions of key escrow, mandated legal access to encrypted systems and other ideas for helping governments defeat cryptosystems have followe...

OpenSSH 3.x - Challenge-Response Buffer Overflow (2)

source: https://www.securityfocus.com/bid/5093/info The OpenSSH team has reported two vulnerabilities in OpenSSH that are remotely exploitable and may allow for unauthenticated attackers to obtain root privileges. The conditions are related to the OpenSSH SSH2 challenge-response mechanism. They...