Weekly Vulnerabilities Reports > February 12 to 18, 2001

Memory leak in Cisco Catalyst 4000, 5000, and 6000 series switches allows remote attackers to cause a denial of service via a series of failed telnet authentication attempts.

common.inc.php in phpWebLog 0.4.2 does not properly initialize the $CONF array, which inadvertently sets the password to a single character, allowing remote attackers to easily guess the SiteKey and gain administrative privileges to phpWebLog.

The Cisco Web Management interface in routers running CBOS 2.4.1 and earlier does not log invalid logins, which allows remote attackers to guess passwords without detection.

IBM DB2 Universal Database version 6.1 creates an account with a default user name and password, which allows remote attackers to gain access to the database.

The default permissions for the MTS Package Administration registry key in Windows NT 4.0 allows local users to install or modify arbitrary Microsoft Transaction Server (MTS) packages and gain privileges, aka one of the "Registry Permissions" vulnerabilities.

Check Point VPN-1/FireWall-1 4.1 SP2 with Fastmode enabled allows remote attackers to bypass access restrictions via malformed, fragmented packets.

mod_sqlpw module in ProFTPD does not reset a cached password when a user uses the "user" command to change accounts, which allows authenticated attackers to gain privileges of other users.

Secure Locate (slocate) allows local users to corrupt memory via a malformed database file that specifies an offset value that accesses memory outside of the intended buffer.

Multiple buffer overflows in Lexmark MarkVision printer driver programs allows local users to gain privileges via long arguments to the cat_network, cat_paraller, and cat_serial commands.

Buffer overflow in the kdc_reply_cipher function in KTH Kerberos IV allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long authentication request.

KTH Kerberos IV allows local users to specify an alternate proxy using the krb4_proxy variable, which allows the user to generate false proxy responses and possibly gain privileges.

FoolProof 3.9 allows local users to bypass program execution restrictions by downloading the restricted executables from another source and renaming them.

MDaemon Pro 3.5.1 and earlier allows local users to bypass the "lock server" security setting by pressing the Cancel button at the password prompt, then pressing the enter key.

"Multiple Users" Control Panel in Mac OS 9 allows Normal users to gain Owner privileges by removing the Users & Groups Data File, which effectively removes the Owner password and allows the Normal user to log in as the Owner account without a password.

Buffer overflow in kdc_reply_cipher of libkrb (Kerberos 4 authentication library) in NetBSD 1.5 and FreeBSD 4.2 and earlier, as used in Kerberised applications such as telnetd and login, allows local users to gain root privileges.

Vulnerability in telnetd in FreeBSD 1.5 allows local users to gain root privileges by modifying critical environmental variables that affect the behavior of telnetd.

itetris/xitetris 1.6.2 and earlier trusts the PATH environmental variable to find and execute the gunzip program, which allows local users to gain root privileges by changing their PATH so that it points to a malicious gunzip program.

Buffer overflow in Kermit communications software in HP-UX 11.0 and earlier allows local users to cause a denial of service and possibly execute arbitrary commands.

procfs in FreeBSD and possibly other operating systems allows local users to bypass access control restrictions for a jail environment and gain additional privileges.

procfs in FreeBSD and possibly other operating systems does not properly restrict access to per-process mem and ctl files, which allows local users to gain root privileges by forking a child process and executing a privileged process from the child, while the parent retains access to the child's address space.

The "Configure Your Server" tool in Microsoft 2000 domain controllers installs a blank password for the Directory Service Restore Mode, which allows attackers with physical access to the controller to install malicious programs, aka the "Directory Service Restore Mode Password" vulnerability.

The Winsock2ProtocolCatalogMutex mutex in Windows NT 4.0 has inappropriate Everyone/Full Control permissions, which allows local users to modify the permissions to "No Access" and disable Winsock network connectivity to cause a denial of service, aka the "Winsock Mutex" vulnerability.

patchadd in Solaris allows local users to overwrite arbitrary files via a symlink attack.

Buffer overflow in the parsing mechanism of the file loader in Microsoft PowerPoint 2000 allows attackers to execute arbitrary commands.

The Print Templates feature in Internet Explorer 5.5 executes arbitrary custom print templates without prompting the user, which could allow an attacker to execute arbitrary ActiveX controls, aka the "Browser Print Template" vulnerability.

The Web interface to Cisco 600 routers running CBOS 2.4.1 and earlier allow remote attackers to cause a denial of service via a URL that does not end in a space character.

Cisco 600 routers running CBOS 2.4.1 and earlier allow remote attackers to cause a denial of service via a large ICMP echo (ping) packet.

CBOS 2.4.1 and earlier in Cisco 600 routers allows remote attackers to cause a denial of service via a slow stream of TCP SYN packets.

Directory traversal vulnerability in FTP Serv-U before 2.5i allows remote attackers to escape the FTP root and read arbitrary files by appending a string such as "/..%20." to a CD command, a variant of a ..

WatchGuard SOHO FireWall 2.2.1 and earlier allows remote attackers to cause a denial of service via a large number of GET requests.

PHP 3.x (PHP3) on Apache 1.3.6 allows remote attackers to read arbitrary files via a modified ..

IPSwitch IMail 6.0.5 allows remote attackers to cause a denial of service using the SMTP AUTH command by sending a base64-encoded user password whose length is between 80 and 136 bytes.

Offline Explorer 1.4 before Service Release 2 allows remote attackers to read arbitrary files by specifying the drive letter (e.g.

Directory traversal vulnerability in HomeSeer before 1.4.29 allows remote attackers to read arbitrary files via a URL containing ..

BroadVision One-To-One Enterprise allows remote attackers to determine the physical path of server files by requesting a .JSP file name that does not exist.

The presence of the Distributed GL Daemon (dgld) service on port 5232 on SGI IRIX systems allows remote attackers to identify the target host as an SGI system.

Vulnerability in inetd server in HP-UX 11.04 and earlier allows attackers to cause a denial of service when the "swait" state is used by a server.

The Web interface for Infinite Interchange 3.6.1 allows remote attackers to cause a denial of service (application crash) via a large POST request.

FrontPage Server Extensions (FPSE) in IIS 4.0 and 5.0 allows remote attackers to cause a denial of service via a malformed form, aka the "Malformed Web Form Submission" vulnerability.

CGI Script Center Subscribe Me LITE 2.0 and earlier allows remote attackers to delete arbitrary mailing list users without authentication by directly calling subscribe.pl with the target address as a parameter.

swinit in nCipher does not properly disable the Operator Card Set recovery feature even when explicitly disabled by the user, which could allow attackers to gain access to application keys.

Cisco Catalyst 6000, 5000, or 4000 switches allow remote attackers to cause a denial of service by connecting to the SSH service with a non-SSH client, which generates a protocol mismatch error.

The clustmon service in Sun Cluster 2.x does not require authentication, which allows remote attackers to obtain sensitive information such as system logs and cluster configurations.

Directory traversal vulnerability in main.cgi in Technote allows remote attackers to read arbitrary files via a ..

Directory traversal vulnerability in print.cgi in Technote allows remote attackers to read arbitrary files via a ..

gpg (aka GnuPG) 1.0.4 and other versions imports both public and private keys from public key servers without notifying the user about the private keys, which could allow an attacker to break the web of trust.

Webconfig, IMAP, and other services in MDaemon 3.5.0 and earlier allows remote attackers to cause a denial of service via a long URL terminated by a "\r\n" string.

rp-pppoe PPPoE client allows remote attackers to cause a denial of service via the Clamp MSS option and a TCP packet with a zero-length TCP option.

Remote Data Protocol (RDP) in Windows 2000 Terminal Service does not properly handle certain malformed packets, which allows remote attackers to cause a denial of service, aka the "Invalid RDP Data" vulnerability.

BIND 4 and BIND 8 allow remote attackers to access sensitive information such as environment variables.

Directory traversal vulnerability in Lotus Domino 5.0.5 web server allows remote attackers to read arbitrary files via a ..

Buffer overflow in NetScreen Firewall WebUI allows remote attackers to cause a denial of service via a long URL request to the web administration interface.

IIS 5.0 and 4.0 allows remote attackers to read the source code for executable web server programs by appending "%3F+.htr" to the requested URL, which causes the files to be parsed by the .HTR ISAPI extension, aka a variant of the "File Fragment Reading via .HTR" vulnerability.

Web Extender Client (WEC) in Microsoft Office 2000, Windows 2000, and Windows Me does not properly process Internet Explorer security settings for NTLM authentication, which allows attackers to obtain NTLM credentials and possibly obtain the password, aka the "Web Client NTLM Authentication" vulnerability.

Microsoft IIS for Far East editions 4.0 and 5.0 allows remote attackers to read source code for parsed pages via a malformed URL that uses the lead-byte of a double-byte character.

WatchGuard SOHO firewall allows remote attackers to cause a denial of service via a flood of fragmented IP packets, which causes the firewall to drop connections and stop forwarding packets.

The default permissions for the SNMP Parameters registry key in Windows NT 4.0 allows remote attackers to read and possibly modify the SNMP community strings to obtain sensitive information or modify network configuration, aka one of the "Registry Permissions" vulnerabilities.

CoffeeCup Direct and Free FTP clients uses weak encryption to store passwords in the FTPServers.ini file, which could allow attackers to easily decrypt the passwords.

A function in Internet Explorer 5.0 through 5.5 does not properly verify the domain of a frame within a browser window, which allows a remote attacker to read client files, aka a new variant of the "Frame Domain Verification" vulnerability.

The ActiveX control for invoking a scriptlet in Internet Explorer 5.0 through 5.5 renders arbitrary file types instead of HTML, which allows an attacker to read arbitrary files, aka a variant of the "Scriptlet Rendering" vulnerability.

Internet Explorer 5.0 through 5.5 allows remote attackers to read arbitrary files from the client via the INPUT TYPE element in an HTML form, aka the "File Upload via Form" vulnerability.

Mac OS Runtime for Java (MRJ) 2.2.3 allows remote attackers to use malicious applets to read files outside of the CODEBASE context via the ARCHIVE applet parameter.

Buffer overflow in the text editor functionality in HP-UX 10.01 through 11.04 on HP9000 Series 700 and Series 800 allows local users to cause a denial of service ("system availability") via text editors such as (1) e, (2) ex, (3) vi, (4) edit, (5) view, and (6) vedit.

IBM DB2 Universal Database version 6.1 allows users to cause a denial of service via a malformed query.

APC UPS daemon, apcupsd, saves its process ID in a world-writable file, which allows local users to kill an arbitrary process by specifying the target process ID in the apcupsd.pid file.

The "mxcsr P4" vulnerability in the Linux kernel before 2.2.17-14, when running on certain Intel CPUs, allows local users to cause a denial of service (system halt).

Vulnerability in top in HP-UX 11.04 and earlier allows local users to overwrite files owned by the "sys" group.

Support Tools Manager (STM) A.22.00 for HP-UX allows local users to overwrite arbitrary files via a symlink attack on the tool_stat.txt log file.

in.mond in Sun Cluster 2.x allows local users to read arbitrary files via a symlink attack on the status file of a host running HA-NFS.

Buffer overflow in the find_default_type function in libsecure in NSA Security-enhanced Linux, which may allow attackers to modify critical data in memory.

gpg (aka GnuPG) 1.0.4 and other versions does not properly verify detached signatures, which allows attackers to modify the contents of a file without detection.

dialog before 0.9a-20000118-3bis in Debian GNU/Linux allows local users to overwrite arbitrary files via a symlink attack.

The installation of J-Pilot creates the .jpilot directory with the user's umask, which could allow local attackers to read other users' PalmOS backup information if their umasks are not securely set.

procfs in FreeBSD and possibly other operating systems allows local users to cause a denial of service by calling mmap on the process' own mem file, which causes the kernel to hang.

Directory traversal vulnerability in Arrowpoint (aka Cisco Content Services, or CSS) allows local unprivileged users to read arbitrary files via a ..

Arrowpoint (aka Cisco Content Services, or CSS) allows local users to cause a denial of service via a long argument to the "show script," "clear script," "show archive," "clear archive," "show log," or "clear log" commands.

KTH Kerberos IV allows local users to overwrite arbitrary files via a symlink attack on a ticket file.

periodic in FreeBSD 4.1.1 and earlier, and possibly other operating systems, allows local users to overwrite arbitrary files via a symlink attack.

catman in Solaris 2.7 and 2.8 allows local users to overwrite arbitrary files via a symlink attack on the sman_PID temporary file.