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CWE-287

5,228 CVEs • Abstraction: Class • Likelihood of Exploit: High

Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

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CVEs (5,228)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Ecava
1Integraxor
May 6, 2026
Apr 22, 2016
N/A· v4
6.5 MEDIUM· v3
6.4 MEDIUM· v2
Ecava IntegraXor before 5.0 build 4522 allows remote attackers to bypass authentication and access unspecified web pages via unknown vectors.
1Vmware
3Vcenter Server
Vcloud Automation Identity ApplianceVcloud Director
May 6, 2026
Apr 15, 2016
N/A· v4
7.6 HIGH· v3
6.8 MEDIUM· v2
Client Integration Plugin (CIP) in VMware vCenter Server 5.5 U3a, U3b, and U3c and 6.0 before U2; vCloud Director 5.5.5; and vRealize Automation Identity Appliance 6.2.4 before 6.2.4.1 mishandles session content, which a...Show more
Client Integration Plugin (CIP) in VMware vCenter Server 5.5 U3a, U3b, and U3c and 6.0 before U2; vCloud Director 5.5.5; and vRealize Automation Identity Appliance 6.2.4 before 6.2.4.1 mishandles session content, which allows remote attackers to hijack sessions via a crafted web site.Show less
1Apache
1Ranger
May 6, 2026
Apr 12, 2016
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
The Admin UI in Apache Ranger before 0.5.1 does not properly handle authentication requests that lack a password, which allows remote attackers to bypass authentication by leveraging knowledge of a valid username.
1Hp
1Support Assistant
May 6, 2026
Mar 19, 2016
N/A· v4
9.8 CRITICAL· v3
10.0 HIGH· v2
HP Support Assistant before 8.1.52.1 allows remote attackers to bypass authentication via unspecified vectors.
1Cisco
1Firesight System Software
May 6, 2026
Mar 3, 2016
N/A· v4
3.7 LOW· v3
4.3 MEDIUM· v2
Cisco FireSIGHT System Software 6.1.0 does not use a constant-time algorithm for verifying credentials, which makes it easier for remote attackers to enumerate valid usernames by measuring timing differences, aka Bug ID...Show more
Cisco FireSIGHT System Software 6.1.0 does not use a constant-time algorithm for verifying credentials, which makes it easier for remote attackers to enumerate valid usernames by measuring timing differences, aka Bug ID CSCuy41615.Show less
4Samsung
SunZyxel+1 more
4Gs1900 10hp Firmware
Keymouse FirmwareOpensolaris+1 more
May 6, 2026
Mar 3, 2016
N/A· v4
9.8 CRITICAL· v3
10.0 HIGH· v2
Cisco NX-OS 6.0(2)U6(1) through 6.0(2)U6(5) on Nexus 3000 devices and 6.0(2)A6(1) through 6.0(2)A6(5) and 6.0(2)A7(1) on Nexus 3500 devices has hardcoded credentials, which allows remote attackers to obtain root privileg...Show more
Cisco NX-OS 6.0(2)U6(1) through 6.0(2)U6(5) on Nexus 3000 devices and 6.0(2)A6(1) through 6.0(2)A6(5) and 6.0(2)A7(1) on Nexus 3500 devices has hardcoded credentials, which allows remote attackers to obtain root privileges via a (1) TELNET or (2) SSH session, aka Bug ID CSCuy25800.Show less
2Zyxel
Zzinc
2Gs1900 10hp Firmware
Keymouse Firmware
May 6, 2026
Feb 7, 2016
N/A· v4
5.4 MEDIUM· v3
5.5 MEDIUM· v2
The Openfire server in Cisco Finesse Desktop 10.5(1) and 11.0(1) and Unified Contact Center Express 10.6(1) has a hardcoded account, which makes it easier for remote attackers to obtain access via an XMPP session, aka Bu...Show more
The Openfire server in Cisco Finesse Desktop 10.5(1) and 11.0(1) and Unified Contact Center Express 10.6(1) has a hardcoded account, which makes it easier for remote attackers to obtain access via an XMPP session, aka Bug ID CSCuw79085.Show less
1Sauter
1Moduweb Vision
May 6, 2026
Feb 6, 2016
N/A· v4
8.1 HIGH· v3
9.3 HIGH· v2
Sauter EY-WS505F0x0 moduWeb Vision before 1.6.0 allows remote attackers to bypass authentication by leveraging knowledge of a password hash without knowledge of the associated password.
1Fisher Price
1Smart Toy Bear
May 6, 2026
Feb 4, 2016
N/A· v4
7.5 HIGH· v3
6.5 MEDIUM· v2
The API on Fisher-Price Smart Toy Bear devices allows remote attackers to obtain sensitive information or modify data by leveraging presence in an 802.11 network's coverage area and entering an account number.
3Canonical
DebianHaxx
3Curl
Debian LinuxUbuntu Linux
May 6, 2026
Jan 29, 2016
N/A· v4
7.3 HIGH· v3
5.0 MEDIUM· v2
The ConnectionExists function in lib/url.c in libcurl before 7.47.0 does not properly re-use NTLM-authenticated proxy connections, which might allow remote attackers to authenticate as other users via a request, a simila...Show more
The ConnectionExists function in lib/url.c in libcurl before 7.47.0 does not properly re-use NTLM-authenticated proxy connections, which might allow remote attackers to authenticate as other users via a request, a similar issue to CVE-2014-0015.Show less
1Apache
1Hive
May 6, 2026
Jan 29, 2016
N/A· v4
8.3 HIGH· v3
7.5 HIGH· v2
The authorization framework in Apache Hive 1.0.0, 1.0.1, 1.1.0, 1.1.1, 1.2.0 and 1.2.1, on clusters protected by Ranger and SqlStdHiveAuthorization, allows attackers to bypass intended parent table access restrictions vi...Show more
The authorization framework in Apache Hive 1.0.0, 1.0.1, 1.1.0, 1.1.1, 1.2.0 and 1.2.1, on clusters protected by Ranger and SqlStdHiveAuthorization, allows attackers to bypass intended parent table access restrictions via unspecified partition-level operations.Show less
4Debian
NetappNtp+1 more
6Clustered Data Ontap
Debian LinuxNtp+3 more
May 6, 2026
Jan 26, 2016
N/A· v4
7.7 HIGH· v3
4.0 MEDIUM· v2
NTP 4.x before 4.2.8p6 and 4.3.x before 4.3.90 do not verify peer associations of symmetric keys when authenticating packets, which might allow remote attackers to conduct impersonation attacks via an arbitrary trusted k...Show more
NTP 4.x before 4.2.8p6 and 4.3.x before 4.3.90 do not verify peer associations of symmetric keys when authenticating packets, which might allow remote attackers to conduct impersonation attacks via an arbitrary trusted key, aka a "skeleton key."Show less
1Cisco
1Wireless Lan Controller Software
May 6, 2026
Jan 15, 2016
N/A· v4
9.8 CRITICAL· v3
10.0 HIGH· v2
Cisco Wireless LAN Controller (WLC) devices with software 7.6.x, 8.0 before 8.0.121.0, and 8.1 before 8.1.131.0 allow remote attackers to change configuration settings via unspecified vectors, aka Bug ID CSCuw06153.
1Advantech
2Eki 1321 Series Firmware
Eki 1322 Series Firmware
May 6, 2026
Jan 9, 2016
N/A· v4
9.8 CRITICAL· v3
10.0 HIGH· v2
Advantech EKI-132x devices with firmware before 2015-12-31 allow remote attackers to bypass authentication via unspecified vectors.
1Moxa
1Oncell Central Manager
May 6, 2026
Dec 21, 2015
N/A· v4
8.3 HIGH· v3
7.5 HIGH· v2
The MessageBrokerServlet servlet in Moxa OnCell Central Manager before 2.2 does not require authentication, which allows remote attackers to obtain administrative access via a command, as demonstrated by the addUserAndGr...Show more
The MessageBrokerServlet servlet in Moxa OnCell Central Manager before 2.2 does not require authentication, which allows remote attackers to obtain administrative access via a command, as demonstrated by the addUserAndGroup action.Show less
2Apache
Ibm
2Hive
Infosphere Biginsights
May 6, 2026
Dec 21, 2015
N/A· v4
7.3 HIGH· v3
4.3 MEDIUM· v2
The LDAP implementation in HiveServer2 in Apache Hive before 1.0.1 and 1.1.x before 1.1.1, as used in IBM InfoSphere BigInsights 3.0, 3.0.0.1, and 3.0.0.2 and other products, mishandles simple unauthenticated and anonymo...Show more
The LDAP implementation in HiveServer2 in Apache Hive before 1.0.1 and 1.1.x before 1.1.1, as used in IBM InfoSphere BigInsights 3.0, 3.0.0.1, and 3.0.0.2 and other products, mishandles simple unauthenticated and anonymous bind configurations, which allows remote attackers to bypass authentication via a crafted LDAP request.Show less
1Juniper
1Screenos
Apr 21, 2026
Dec 19, 2015
N/A· v4
9.8 CRITICAL· v3
10.0 HIGH· v2
Juniper ScreenOS 6.2.0r15 through 6.2.0r18, 6.3.0r12 before 6.3.0r12b, 6.3.0r13 before 6.3.0r13b, 6.3.0r14 before 6.3.0r14b, 6.3.0r15 before 6.3.0r15b, 6.3.0r16 before 6.3.0r16b, 6.3.0r17 before 6.3.0r17b, 6.3.0r18 befor...Show more
Juniper ScreenOS 6.2.0r15 through 6.2.0r18, 6.3.0r12 before 6.3.0r12b, 6.3.0r13 before 6.3.0r13b, 6.3.0r14 before 6.3.0r14b, 6.3.0r15 before 6.3.0r15b, 6.3.0r16 before 6.3.0r16b, 6.3.0r17 before 6.3.0r17b, 6.3.0r18 before 6.3.0r18b, 6.3.0r19 before 6.3.0r19b, and 6.3.0r20 before 6.3.0r21 allows remote attackers to obtain administrative access by entering an unspecified password during a (1) SSH or (2) TELNET session.Show less
1Cisco
1Epc3928 Docsis 3.0 8x4 Wireless Residential Gateway With Embedded Digital Voice Adapter
May 6, 2026
Dec 14, 2015
N/A· v4
N/A· v3
7.5 HIGH· v2
Cisco EPC3928 devices with EDVA 5.5.10, 5.5.11, and 5.7.1 allow remote attackers to bypass an intended authentication requirement and execute unspecified administrative functions via a crafted HTTP request, aka Bug ID CS...Show more
Cisco EPC3928 devices with EDVA 5.5.10, 5.5.11, and 5.7.1 allow remote attackers to bypass an intended authentication requirement and execute unspecified administrative functions via a crafted HTTP request, aka Bug ID CSCux24941.Show less
1Cisco
1Prime Collaboration Assurance
May 6, 2026
Dec 13, 2015
N/A· v4
N/A· v3
9.0 HIGH· v2
Cisco Prime Collaboration Assurance before 11.0 has a hardcoded cmuser account, which allows remote attackers to obtain access by establishing an SSH session and leveraging knowledge of this account's password, aka Bug I...Show more
Cisco Prime Collaboration Assurance before 11.0 has a hardcoded cmuser account, which allows remote attackers to obtain access by establishing an SSH session and leveraging knowledge of this account's password, aka Bug ID CSCus62707.Show less
1Csl Dualcom
1Gprs Cs2300 R Firmware
May 6, 2026
Nov 25, 2015
N/A· v4
N/A· v3
5.8 MEDIUM· v2
CSL DualCom GPRS CS2300-R devices with firmware 1.25 through 3.53 do not require authentication from Alarm Receiving Center (ARC) servers, which allows man-in-the-middle attackers to bypass intended access restrictions v...Show more
CSL DualCom GPRS CS2300-R devices with firmware 1.25 through 3.53 do not require authentication from Alarm Receiving Center (ARC) servers, which allows man-in-the-middle attackers to bypass intended access restrictions via a spoofed HSxx response.Show less