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Improper Input Validation

1,071
CRITICAL
4,031
HIGH
3,494
MEDIUM
283
LOW
9,068 CVEs · Page 170/182
7.5
CVE-2016-6129

The rsa_verify_hash_ex function in rsa_verify_hash.c in LibTomCrypt, as used in OP-TEE before 2.2.0, does not validate t

7.5
CVE-2016-7667

An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. The is

7.5
CVE-2017-3830

A vulnerability in an internal API of the Cisco Meeting Server (CMS) could allow an unauthenticated, remote attacker to

7.5
CVE-2017-3826

A vulnerability in the Stream Control Transmission Protocol (SCTP) decoder of the Cisco NetFlow Generation Appliance (NG

7.5
CVE-2017-6468

In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10, there is a NetScaler file parser crash, triggered by a malformed captur

7.5
CVE-2017-6469

In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10, there is an LDSS dissector crash, triggered by packet injection or a ma

7.5
CVE-2017-6471

In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10, there is a WSP infinite loop, triggered by packet injection or a malfor

7.5
CVE-2017-6473

In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10, there is a K12 file parser crash, triggered by a malformed capture file

7.5
CVE-2016-6244

The sys_thrsigdivert function in kern/kern_sig.c in the OpenBSD kernel 5.9 allows remote attackers to cause a denial of

7.5
CVE-2017-5872

The TCP/IP networking module in Unisys ClearPath MCP systems with TCP-IP-SW 57.1 before 57.152, 58.1 before 58.142, or 5

7.5
CVE-2017-6367

In Cerberus FTP Server 8.0.10.1, a crafted HTTP request causes the Windows service to crash. The attack methodology invo

7.5
CVE-2017-5359

EasyCom SQL iPlug allows remote attackers to cause a denial of service via the D$EVAL parameter to the default URI.

7.5
CVE-2014-9851

ImageMagick 6.8.9.9 allows remote attackers to cause a denial of service (application crash).

7.5
CVE-2017-7183

The TFTP server in ExtraPuTTY 0.30 and earlier allows remote attackers to cause a denial of service (crash) via a large

7.5
CVE-2015-4556

The string-translate* procedure in the data-structures unit in CHICKEN before 4.10.0 allows remote attackers to cause a

7.5
CVE-2017-7301

The Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.28, has an aout_link_add_symbols

7.5
CVE-2017-5185

A vulnerability was discovered in NetIQ Sentinel Server 8.0 before 8.0.1 that may allow remote denial of service.

7.5
CVE-2017-7394

In TigerVNC 1.7.1 (SSecurityPlain.cxx SSecurityPlain::processMsg), unauthenticated users can crash the server by sending

7.5
CVE-2017-2461

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. tvOS b

7.5
CVE-2014-8572

Huawei AC6605 with software V200R001C00; AC6605 with software V200R002C00; ACU with software V200R001C00; ACU with softw

7.5
CVE-2015-7844

Huawei FusionAccess with software V100R005C10,V100R005C20 could allow attackers to craft and send a malformed HDP protoc

7.5
CVE-2016-8773

Huawei S5300 with software V200R003C00, V200R007C00, V200R008C00, V200R009C00; S5700 with software V200R001C00, V200R002

7.5
CVE-2016-8796

Huawei USG9520 V300R001C01, USG9560 V300R001C01, and USG9580 V300R001C01 allow unauthenticated attackers to send abnorma

7.5
CVE-2016-10222

runtime/JSONObject.cpp in JavaScriptCore in WebKit, as distributed in Safari Technology Preview Release 18, allows remot

7.5
CVE-2017-6181

The parse_char_class function in regparse.c in the Onigmo (aka Oniguruma-mod) regular expression library, as used in Rub

7.5
CVE-2015-1611

OpenFlow plugin for OpenDaylight before Helium SR3 allows remote attackers to spoof the SDN topology and affect the flow

7.5
CVE-2015-1612

OpenFlow plugin for OpenDaylight before Helium SR3 allows remote attackers to spoof the SDN topology and affect the flow

7.5
CVE-2016-9219

A vulnerability with IPv6 UDP ingress packet processing in Cisco Wireless LAN Controller (WLC) Software could allow an u

7.5
CVE-2016-7957

In Wireshark 2.2.0, the Bluetooth L2CAP dissector could crash, triggered by packet injection or a malformed capture file

7.5
CVE-2016-7958

In Wireshark 2.2.0, the NCP dissector could crash, triggered by packet injection or a malformed capture file. This was a

7.5
CVE-2017-6059

Mod_auth_openidc.c in the Ping Identity OpenID Connect authentication module for Apache (aka mod_auth_openidc) before 2.

7.5
CVE-2017-7747

In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the PacketBB dissector could crash, triggered by packet injection or a

7.5
CVE-2015-4646

(1) unsquash-1.c, (2) unsquash-2.c, (3) unsquash-3.c, and (4) unsquash-4.c in Squashfs and sasquatch allow remote attack

7.5
CVE-2017-7408

Palo Alto Networks Traps ESM Console before 3.4.4 allows attackers to cause a denial of service by leveraging improper v

7.5
CVE-2017-7456

Moxa MXView 2.8 allows remote attackers to cause a Denial of Service by sending overly long junk payload for the MXView

7.5
CVE-2017-5659

Apache Traffic Server before 6.2.1 generates a coredump when there is a mismatch between content length and chunked enco

7.5
CVE-2017-7892

Sandstorm Cap'n Proto before 0.5.3.1 allows remote crashes related to a compiler optimization. A remote attacker can tri

7.5
CVE-2017-7645

The NFSv2/NFSv3 server in the nfsd subsystem in the Linux kernel through 4.10.11 allows remote attackers to cause a deni

7.5
CVE-2017-2313

Juniper Networks devices running affected Junos OS versions may be impacted by the receipt of a crafted BGP UPDATE which

7.5
CVE-2017-2153

SEIL/x86 Fuji 1.70 to 5.62, SEIL/BPV4 5.00 to 5.62, SEIL/X1 1.30 to 5.62, SEIL/X2 1.30 to 5.62, SEIL/B1 1.00 to 5.62 all

7.5
CVE-2017-7957

XStream through 1.4.9, when a certain denyTypes workaround is not used, mishandles attempts to create an instance of the

7.5
CVE-2017-8396

The Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.28, is vulnerable to an invalid

7.5
CVE-2017-3733

During a renegotiation handshake if the Encrypt-Then-Mac extension is negotiated where it was not in the original handsh

7.5
CVE-2016-9253

In F5 BIG-IP 12.1.0 through 12.1.2, specific websocket traffic patterns may cause a disruption of service for virtual se

7.5
CVE-2016-7476

The Traffic Management Microkernel (TMM) in F5 BIG-IP LTM, AAM, AFM, APM, ASM, GTM, Link Controller, PEM, PSM, and WebSa

7.5
CVE-2017-0247

A denial of service vulnerability exists when the ASP.NET Core fails to properly validate web requests. NOTE: Microsoft

7.5
CVE-2017-7478

OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Service of server via received large control

7.5
CVE-2017-3825

A vulnerability in the ICMP ingress packet processing of Cisco TelePresence Collaboration Endpoint (CE) Software could a

7.5
CVE-2017-3873

A vulnerability in the Plug-and-Play (PnP) subsystem of the Cisco Aironet 1800, 2800, and 3800 Series Access Points runn

7.5
CVE-2017-9065

In WordPress before 4.7.5, there is a lack of capability checks for post meta data in the XML-RPC API.

Frequently Asked Questions

What is CWE-20?

CWE-20 (Improper Input Validation) is a weakness category in the Common Weakness Enumeration (CWE) system maintained by MITRE. It describes a class of software or hardware vulnerability that can lead to security issues.

How many CVEs are classified as CWE-20?

There are 14,187 CVE records associated with CWE-20 in our database. Of these, 1071 are critical severity, 4031 are high severity, and 3494 are medium severity.

How can I protect against CWE-20 vulnerabilities?

Protection strategies depend on the specific weakness type. General measures include input validation, secure coding practices, regular security testing, and keeping software up to date. CyberStrike can help by automatically scanning your infrastructure for vulnerabilities related to CWE-20 using AI-powered security agents.

Detect CWE-20 Vulnerabilities

CyberStrike's AI agents automatically detect improper input validation vulnerabilities across your infrastructure.

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