CVE-2002-2227

Buffer underflow in ssldump 0.9b2 and earlier allows remote attackers to cause a denial of service memory corruption via a crafted SSLv2 challenge value...

CVE-2002-1336

TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users...

CVE-2002-1336

TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users...

DEBIAN-CVE-2002-1336

TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and response of other users...

CVE-2002-1017

Adobe eBook Reader 2.1 and 2.2 allows a user to copy eBooks to other systems by using the backup feature, capturing the encryption Challenge, and using the appropriate hash function to generate the activation code...

Weak encryption in VNC

Duplicated challenges are generated during challenge-response authentication...

VNC authentication weakness

VNC authentication weakness --------------------------- VNC uses a DES-encrypted challenge-response system to avoid passing passwords over the wire in plaintext. However, it seems that a weakness in the way the challenge is generated by some servers would make this useless. The following program...

CVE-2002-0640

Buffer overflow in sshd in OpenSSH 2.3.1 through 3.3 may allow remote attackers to execute arbitrary code via a large number of responses during challenge response authentication when OpenBSD is using PAM modules with interactive keyboard authentication PAMAuthenticationViaKbdInt...

DEBIAN-CVE-2002-0639

Integer overflow in sshd in OpenSSH 2.9.9 through 3.3 allows remote attackers to execute arbitrary code during challenge response authentication ChallengeResponseAuthentication when OpenSSH is using SKEY or BSDAUTH authentication...

Arbitrary Code Execution

Overview Affected versions of this package are vulnerable to Arbitrary Code Execution. Integer overflow in sshd in OpenSSH 2.9.9 through 3.3 allows remote attackers to execute arbitrary code during challenge response authentication ChallengeResponseAuthentication when OpenSSH is using SKEY or...

CVE-2002-0640

Buffer overflow in sshd in OpenSSH 2.3.1 through 3.3 may allow remote attackers to execute arbitrary code via a large number of responses during challenge response authentication when OpenBSD is using PAM modules with interactive keyboard authentication PAMAuthenticationViaKbdInt...

PT-2002-1074 · Openssh +1 · Openssh +1

Name of the Vulnerable Software and Affected Versions: OpenSSH versions 2.3.1 through 3.3 openssh-askpass-3.1p1 openssh-askpass-gnome-3.1p1 openssh-clients-3.1p1 openssh-server-3.1p1 openssh-3.1p1 Description: The issue concerns multiple vulnerabilities in OpenSSH, which can be exploited remotely...

PT-2002-1676 · Openssh +1 · Openssh +1

Name of the Vulnerable Software and Affected Versions: OpenSSH versions 2.9.9 through 3.3 Description: An integer overflow in sshd within OpenSSH versions 2.9.9 through 3.3 can allow remote attackers to execute arbitrary code during ChallengeResponseAuthentication when OpenSSH is configured to us...

Advisory CA-2002-18 OpenSSH Vulnerabilities in Challenge Response

CERT Advisory CA-2002-18 OpenSSH Vulnerabilities in Challenge Response Handling Original release date: June 26, 2002 Last revised: -- Source: CERT/CC A complete revision history can be found at the end of this file. Systems Affected OpenSSH versions 2.3.1p1 through 3.3 Overview There are two...

OpenSSH vulnerabilities in challenge response handling

Overview There are two related vulnerabilities in the challenge response handling code in OpenSSH versions 2.3.1p1 through 3.3. They may allow a remote intruder to execute arbitrary code as the user running sshd often root. The first vulnerability affects OpenSSH versions 2.9.9 through 3.3 that...

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

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 th...

OpenSSH 3.x - Challenge-Response Buffer Overflow (1)

OpenSSH 3.x - Challenge-Response Buffer Overflow 1 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 th...

OpenSSH 3.x - Challenge-Response Buffer Overflow (1)

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...

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...

Important: Red Hat Security Advisory: kernel 2.2 and 2.4

Syncookies are used to protect a system against certain Denial Of Service DOS attacks. A flaw in this mechanism has been found which can be used to circumvent certain types of firewall configurations. Note: syncookies are not enabled in the default installation of Red Hat Linux but many server...