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6,587 CVEs • 6,222 products

Products (6,222)

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CVEs (6,587)

CVE
VENDORS
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UPDATED
PUBLISHED
CVSS
1Cisco
2Pix Firewall 515
Pix Firewall 520
Apr 16, 2026
Jun 18, 2001
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Cisco PIX Firewall 515 and 520 with 5.1.4 OS running aaa authentication to a TACACS+ server allows remote attackers to cause a denial of service via a large number of authentication requests.
1Cisco
1Ios
Apr 16, 2026
May 3, 2001
N/A· v4
N/A· v3
7.5 HIGH· v2
Cisco switches and routers running IOS 12.1 and earlier produce predictable TCP Initial Sequence Numbers (ISNs), which allows remote attackers to spoof or hijack TCP connections.
1Cisco
1Ios
Apr 16, 2026
Mar 12, 2001
N/A· v4
N/A· v3
2.1 LOW· v2
Classic Cisco IOS 9.1 and later allows attackers with access to the login prompt to obtain portions of the command history of previous users, which may allow the attacker to access sensitive data.
1Cisco
1Ios
Apr 16, 2026
Feb 28, 2001
N/A· v4
N/A· v3
7.5 HIGH· v2
Cisco IOS 12.1(3) and 12.1(3)T allows remote attackers to read and modify device configuration data via the cable-docsis read-write community string used by the Data Over Cable Service Interface Specification (DOCSIS) st...Show more
Cisco IOS 12.1(3) and 12.1(3)T allows remote attackers to read and modify device configuration data via the cable-docsis read-write community string used by the Data Over Cable Service Interface Specification (DOCSIS) standard.Show less
1Cisco
1Ios
Apr 16, 2026
Feb 28, 2001
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Cisco IOS 12.0(5)XU through 12.1(2) allows remote attackers to read system administration and topology information via an "snmp-server host" command, which creates a readable "community" community string if one has not b...Show more
Cisco IOS 12.0(5)XU through 12.1(2) allows remote attackers to read system administration and topology information via an "snmp-server host" command, which creates a readable "community" community string if one has not been previously created.Show less
1Cisco
2Broadband Operating System
Cisco 6xx Routers
Apr 16, 2026
Feb 16, 2001
N/A· v4
N/A· v3
5.0 MEDIUM· v2
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.
1Cisco
2Broadband Operating System
Cisco 6xx Routers
Apr 16, 2026
Feb 16, 2001
N/A· v4
N/A· v3
5.0 MEDIUM· v2
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.
1Cisco
1Broadband Operating System
Apr 16, 2026
Feb 16, 2001
N/A· v4
N/A· v3
7.5 HIGH· v2
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.
1Cisco
2Broadband Operating System
Cisco 6xx Routers
Apr 16, 2026
Feb 16, 2001
N/A· v4
N/A· v3
5.0 MEDIUM· v2
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.
1Cisco
1Catos
Apr 16, 2026
Feb 16, 2001
N/A· v4
N/A· v3
7.8 HIGH· v2
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.
1Cisco
3Catalyst 4000
Catalyst 5000Catalyst 6000
Apr 16, 2026
Feb 12, 2001
N/A· v4
N/A· v3
5.0 MEDIUM· v2
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.
1Cisco
2Arrowpoint
Content Services Switch
Apr 16, 2026
Feb 12, 2001
N/A· v4
N/A· v3
2.1 LOW· v2
Directory traversal vulnerability in Arrowpoint (aka Cisco Content Services, or CSS) allows local unprivileged users to read arbitrary files via a .. (dot dot) attack.
1Cisco
2Arrowpoint
Content Services Switch
Apr 16, 2026
Feb 12, 2001
N/A· v4
N/A· v3
2.1 LOW· v2
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" comman...Show more
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.Show less
1Cisco
1Sn 5420 Storage Router Firmware
Apr 16, 2026
Jan 8, 2001
N/A· v4
N/A· v3
4.6 MEDIUM· v2
Cisco SN 5420 Storage Router 1.1(3) and earlier allows local users to access a developer's shell without a password and execute certain restricted commands without being logged.
1Cisco
1Aironet Ap340
Apr 16, 2026
Jan 1, 2001
N/A· v4
N/A· v3
4.6 MEDIUM· v2
Cisco AP340 base station produces predictable TCP Initial Sequence Numbers (ISNs), which allows remote attackers to spoof or hijack TCP connections.
1Cisco
1Aironet
Apr 16, 2026
Jan 1, 2001
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Cisco 340-series Aironet access point using firmware 11.01 does not use 6 of the 24 available IV bits for WEP encryption, which makes it easier for remote attackers to mount brute force attacks.
1Cisco
1Ios
Apr 16, 2026
Dec 19, 2000
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The HTTP server in Cisco IOS 12.0 through 12.1 allows local users to cause a denial of service (crash and reload) via a URL containing a "?/" string.
1Cisco
1Virtual Central Office 4000
Apr 16, 2026
Dec 19, 2000
N/A· v4
N/A· v3
7.5 HIGH· v2
Cisco Virtual Central Office 4000 (VCO/4K) uses weak encryption to store usernames and passwords in the SNMP MIB, which allows an attacker who knows the community name to crack the password and gain privileges.
1Cisco
1Catalyst 3500 Xl
Apr 16, 2026
Dec 19, 2000
N/A· v4
N/A· v3
10.0 HIGH· v2
The web configuration interface for Catalyst 3500 XL switches allows remote attackers to execute arbitrary commands without authentication when the enable password is not set, via a URL containing the /exec/ directory.
1Cisco
1Secure Access Control Server
Apr 16, 2026
Dec 11, 2000
N/A· v4
N/A· v3
7.5 HIGH· v2
CiscoSecure ACS Server 2.4(2) and earlier allows remote attackers to bypass LDAP authentication on the server if the LDAP server allows null passwords.