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CWE-20

12,737 CVEs • Abstraction: Class • Likelihood of Exploit: High

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

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CVEs (12,737)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Hp
1Insight Management Agents
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
8.3 HIGH· v2
Open redirect vulnerability in HP Insight Management Agents before 9.0.0.0 on Windows Server 2003 and 2008 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via unspecified vec...Show more
Open redirect vulnerability in HP Insight Management Agents before 9.0.0.0 on Windows Server 2003 and 2008 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via unspecified vectors.Show less
1Hp
1Snmp Agents For Linux
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
8.3 HIGH· v2
Open redirect vulnerability in HP SNMP Agents for Linux before 9.0.0 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via unspecified vectors.
1Cisco
1Ios
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Cisco IOS 12.2 through 12.4 and 15.0 does not recognize the vrf-also keyword during enforcement of access-class commands, which allows remote attackers to establish TELNET connections from arbitrary source IP addresses v...Show more
Cisco IOS 12.2 through 12.4 and 15.0 does not recognize the vrf-also keyword during enforcement of access-class commands, which allows remote attackers to establish TELNET connections from arbitrary source IP addresses via a standard TELNET client, aka Bug ID CSCsi77774.Show less
1Cisco
1Ios
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Cisco IOS 12.2 through 12.4 and 15.0 does not recognize the vrf-also keyword during enforcement of access-class commands, which allows remote attackers to establish SSH connections from arbitrary source IP addresses via...Show more
Cisco IOS 12.2 through 12.4 and 15.0 does not recognize the vrf-also keyword during enforcement of access-class commands, which allows remote attackers to establish SSH connections from arbitrary source IP addresses via a standard SSH client, aka Bug ID CSCsv86113.Show less
1Cisco
1Ios
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
5.4 MEDIUM· v2
The PPP implementation in Cisco IOS 12.2 and 15.0 through 15.2, when Point-to-Point Termination and Aggregation (PTA) and L2TP are used, allows remote attackers to cause a denial of service (device crash) via crafted net...Show more
The PPP implementation in Cisco IOS 12.2 and 15.0 through 15.2, when Point-to-Point Termination and Aggregation (PTA) and L2TP are used, allows remote attackers to cause a denial of service (device crash) via crafted network traffic, aka Bug ID CSCtf71673.Show less
1Cisco
1Ios
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Cisco IOS 15.2S allows remote attackers to cause a denial of service (interface queue wedge) via malformed UDP traffic on port 465, aka Bug ID CSCts48300.
1Cisco
2Ios
Ios Xe
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
5.4 MEDIUM· v2
Cisco IOS 15.0 and 15.1 and IOS XE 3.x do not properly handle the "set mpls experimental imposition" command, which allows remote attackers to cause a denial of service (device crash) via network traffic that triggers (1...Show more
Cisco IOS 15.0 and 15.1 and IOS XE 3.x do not properly handle the "set mpls experimental imposition" command, which allows remote attackers to cause a denial of service (device crash) via network traffic that triggers (1) fragmentation or (2) reassembly, aka Bug ID CSCtr56576.Show less
1Cisco
25500 Series Adaptive Security Appliance
Adaptive Security Appliance Software
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
7.8 HIGH· v2
The ESMTP inspection feature on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.2 through 8.5 allows remote attackers to cause a denial of service (CPU consumption) via an unspecified closing...Show more
The ESMTP inspection feature on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.2 through 8.5 allows remote attackers to cause a denial of service (CPU consumption) via an unspecified closing sequence, aka Bug ID CSCtt32565.Show less
1Cisco
1Ios Xr
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
7.8 HIGH· v2
The NETIO and IPV4_IO processes in Cisco IOS XR 3.8 through 4.1, as used in Cisco Carrier Routing System and other products, allow remote attackers to cause a denial of service (CPU consumption) via crafted network traff...Show more
The NETIO and IPV4_IO processes in Cisco IOS XR 3.8 through 4.1, as used in Cisco Carrier Routing System and other products, allow remote attackers to cause a denial of service (CPU consumption) via crafted network traffic, aka Bug ID CSCti59888.Show less
1Cisco
25500 Series Adaptive Security Appliance
Adaptive Security Appliance Software
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
5.0 MEDIUM· v2
CRLF injection vulnerability in /+CSCOE+/logon.html on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.0 through 8.4 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP...Show more
CRLF injection vulnerability in /+CSCOE+/logon.html on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.0 through 8.4 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via unspecified vectors, aka Bug ID CSCth63101.Show less
1Cisco
1Carrier Routing System
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Cisco Carrier Routing System 3.9.1 allows remote attackers to cause a denial of service (Metro subsystem crash) via a fragmented GRE packet, aka Bug ID CSCts14887.
1Cisco
1Ios
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
5.4 MEDIUM· v2
The HTTP client in Cisco IOS 12.4 and 15.0 allows user-assisted remote attackers to cause a denial of service (device crash) via a malformed HTTP response to a request for service installation, aka Bug ID CSCts12249.
1Cisco
1Unified Contact Center Express
Apr 29, 2026
May 2, 2012
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Cisco Unified Contact Center Express (aka CCX) 8.0 and 8.5 allows remote attackers to cause a denial of service via network traffic, as demonstrated by an SEC-BE-STABLE test case, aka Bug ID CSCth33834.
1Intuit
1Quickbooks
Apr 29, 2026
Apr 25, 2012
N/A· v4
N/A· v3
1.8 LOW· v2
The intu-help-qb (aka Intuit Help System Async Pluggable Protocol) handlers in HelpAsyncPluggableProtocol.dll in Intuit QuickBooks 2009 through 2012, when Internet Explorer is used, allow remote attackers to cause a deni...Show more
The intu-help-qb (aka Intuit Help System Async Pluggable Protocol) handlers in HelpAsyncPluggableProtocol.dll in Intuit QuickBooks 2009 through 2012, when Internet Explorer is used, allow remote attackers to cause a denial of service (application crash) via a long URI.Show less
1Owncloud
2Owncloud
Owncloud Server
Apr 29, 2026
Apr 20, 2012
N/A· v4
N/A· v3
5.8 MEDIUM· v2
Open redirect vulnerability in index.php (aka the Login Page) in ownCloud before 3.0.3 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the redirect_url parameter...Show more
Open redirect vulnerability in index.php (aka the Login Page) in ownCloud before 3.0.3 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the redirect_url parameter.Show less
1Nsoftware
1Unitronics Uniopc
Apr 29, 2026
Apr 18, 2012
N/A· v4
N/A· v3
6.8 MEDIUM· v2
https50.ocx in IP*Works! SSL in the server in Unitronics UniOPC before 2.0.0 does not properly implement an unspecified function, which allows remote attackers to cause a denial of service (application crash) or possibly...Show more
https50.ocx in IP*Works! SSL in the server in Unitronics UniOPC before 2.0.0 does not properly implement an unspecified function, which allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted web site.Show less
1Opcsystems
1Opcsystems.net
Apr 29, 2026
Apr 18, 2012
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Open Automation Software OPC Systems.NET before 5.0 allows remote attackers to cause a denial of service via a malformed .NET RPC packet on TCP port 58723.
1Realnetworks
2Helix Mobile Server
Helix Server
Apr 29, 2026
Apr 17, 2012
N/A· v4
N/A· v3
5.0 MEDIUM· v2
master.exe in the SNMP Master Agent in RealNetworks Helix Server and Helix Mobile Server 14.x before 14.3.x allows remote attackers to cause a denial of service (unhandled exception and daemon crash) via a crafted Open-P...Show more
master.exe in the SNMP Master Agent in RealNetworks Helix Server and Helix Mobile Server 14.x before 14.3.x allows remote attackers to cause a denial of service (unhandled exception and daemon crash) via a crafted Open-PDU request that triggers incorrect DisplayString processing, a different vulnerability than CVE-2012-1923.Show less
1Atvise
1Webmi2ads
Apr 29, 2026
Apr 13, 2012
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The web server in Certec atvise webMI2ADS (aka webMI) before 2.0.2 does not properly validate values in HTTP requests, which allows remote attackers to cause a denial of service (resource consumption) via a crafted reque...Show more
The web server in Certec atvise webMI2ADS (aka webMI) before 2.0.2 does not properly validate values in HTTP requests, which allows remote attackers to cause a denial of service (resource consumption) via a crafted request.Show less
1Wireshark
1Wireshark
Apr 29, 2026
Apr 11, 2012
N/A· v4
N/A· v3
4.3 MEDIUM· v2
The lanalyzer_read function in wiretap/lanalyzer.c in Wireshark 1.4.x before 1.4.11 and 1.6.x before 1.6.5 allows remote attackers to cause a denial of service (application crash) via a Novell capture file containing a r...Show more
The lanalyzer_read function in wiretap/lanalyzer.c in Wireshark 1.4.x before 1.4.11 and 1.6.x before 1.6.5 allows remote attackers to cause a denial of service (application crash) via a Novell capture file containing a record that is too small.Show less