High Severity Vulnerabilities

111.5K CVEs classified as high severity

HIGH
Total CVEs
111.5K
Vulnerabilities
Avg CVSS
8.2
High
Max CVSS
10.0
Highest
Min CVSS
7.2
Lowest

Browse by Severity

High Severity CVEs

Page 4589 of 4645
CVSS:7.2(High)

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 ...

CVSS:7.2(High)

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.

CVSS:7.5(High)

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 g...

CVSS:7.2(High)

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 poi...

CVSS:7.2(High)

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.

CVSS:7.2(High)

GTK+ library allows local users to specify arbitrary modules via the GTK_MODULES environmental variable, which could allow local users to gain privileges if GTK+ is used by a setuid/setgid program.

CVSS:7.5(High)

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

CVSS:10.0(Critical)

register.cgi in Ikonboard 2.1.7b and earlier allows remote attackers to execute arbitrary commands via the SEND_MAIL parameter, which overwrites an internal program variable that references a program ...

CVSS:10.0(Critical)

Buffer overflow in 1st Up Mail Server 4.1 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long MAIL FROM command.

CVSS:7.2(High)

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.

CVSS:10.0(Critical)

Buffer overflow in bftpd 1.0.13 allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a long SITE CHOWN command.

CVSS:7.2(High)

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

CVSS:7.2(High)

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 a...

CVSS:10.0(Critical)

Format string vulnerability in stunnel 3.8 and earlier allows attackers to execute arbitrary commands via a malformed ident username.

CVSS:7.5(High)

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.

CVSS:10.0(Critical)

One-byte buffer overflow in replydirname function in BSD-based ftpd allows remote attackers to gain root privileges.

CVSS:7.5(High)

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.

CVSS:10.0(Critical)

Buffer overflow in BitchX IRC client allows remote attackers to cause a denial of service and possibly execute arbitrary commands via an IP address that resolves to a long DNS hostname or domain name.

CVSS:7.2(High)

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...

CVSS:7.5(High)

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 privile...

CVSS:10.0(Critical)

The default permissions for the RAS Administration key in Windows NT 4.0 allows local users to execute arbitrary commands by changing the value to point to a malicious DLL, aka one of the "Registry Pe...

CVSS:7.2(High)

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.

CVSS:10.0(Critical)

phpGroupWare before 0.9.7 allows remote attackers to execute arbitrary PHP commands by specifying a malicious include file in the phpgw_info parameter of the phpgw.inc.php program.

CVSS:7.8(High)

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.