CWE-295— Improper Certificate Validation
The product does not validate, or incorrectly validates, a certificate.— MITRE CWE catalog
1,642 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-295page 22 of 33
- CVE-2025-13052MEDIUMCVSS 5.9EG 5.92025-12-12
When the user set the Notification's sender to send emails to the SMTP server via msmtp, an improper validated TLS/SSL certificates allows an attacker who can intercept network traffic between the SMTP client and server to execute a man-in…
- CVE-2025-66491MEDIUMCVSS 5.9EG 5.92025-12-09
Traefik is an HTTP reverse proxy and load balancer. Versions 3.5.0 through 3.6.2 have inverted TLS verification logic in the nginx.ingress.kubernetes.io/proxy-ssl-verify annotation. Setting the annotation to "on" (intending to enable backe…
- CVE-2025-33099MEDIUMCVSS 5.9EG 5.92025-09-01
IBM Concert Software 1.0.0 through 1.1.0 could allow a remote attacker to perform unauthorized actions using man in the middle techniques due to improper certificate validation.
- CVE-2025-36005MEDIUMCVSS 5.9EG 5.92025-07-24
IBM MQ Operator LTS 2.0.0 through 2.0.29, MQ Operator CD 3.0.0, 3.0.1, 3.1.0 through 3.1.3, 3.3.0, 3.4.0, 3.4.1, 3.5.0, 3.5.1, 3.6.0, and MQ Operator SC2 3.2.0 through 3.2.13 Internet Pass-Thru could allow a malicious user to obtain sensit…
- CVE-2025-32407MEDIUMCVSS 5.9EG 5.92025-05-16
Samsung Internet for Galaxy Watch version 5.0.9, available up until Samsung Galaxy Watch 3, does not properly validate TLS certificates, allowing for an attacker to impersonate any and all websites visited by the user. This is a critical m…
- CVE-2025-20157MEDIUMCVSS 5.9EG 5.92025-05-07
A vulnerability in certificate validation processing of Cisco Catalyst SD-WAN Manager, formerly Cisco SD-WAN vManage, could allow an unauthenticated, remote attacker to gain access to sensitive information. This vulnerability is due to …
- CVE-2025-0254MEDIUMCVSS 5.9EG 5.92025-03-20
HCL Digital Experience components Ring API and dxclient may be vulnerable to man-in-the-middle (MitM) attacks prior to 9.5 CF226. An attacker could intercept and potentially alter communication between two parties.
- CVE-2024-29171MEDIUMCVSS 5.9EG 5.92025-02-12
Dell BSAFE SSL-J, versions prior to 6.6 and versions 7.0 through 7.2, contains an Improper certificate verification vulnerability. A remote attacker could potentially exploit this vulnerability, leading to information disclosure.
- CVE-2025-23091MEDIUMCVSS 5.9EG 5.92025-02-01
An Improper Certificate Validation on UniFi OS devices, with Identity Enterprise configured, could allow a malicious actor to execute a man-in-the-middle (MitM) attack during application update.
- CVE-2024-54849MEDIUMCVSS 5.9EG 5.92025-01-10
An issue in CP Plus CP-VNR-3104 B3223P22C02424 allows attackers to obtain the second RSA private key and access sensitive data or execute a man-in-the-middle attack.
- CVE-2024-54847MEDIUMCVSS 5.9EG 5.92025-01-10
An issue in CP Plus CP-VNR-3104 B3223P22C02424 allows attackers to access the Diffie-Hellman (DH) parameters and access sensitive data or execute a man-in-the-middle attack.
- CVE-2024-54846MEDIUMCVSS 5.9EG 5.92025-01-10
An issue in CP Plus CP-VNR-3104 B3223P22C02424 allows attackers to obtain the EC private key and access sensitive data or execute a man-in-the-middle attack.
- CVE-2024-47119MEDIUMCVSS 5.9EG 5.92024-12-18
IBM Storage Defender - Resiliency Service 2.0.0 through 2.0.9 does not properly validate a certificate which could allow an attacker to spoof a trusted entity by interfering in the communication path between the host and client.
- CVE-2024-43177MEDIUMCVSS 5.9EG 5.92024-10-22
IBM Concert 1.0.0 and 1.0.1 vulnerable to attacks that rely on the use of cookies without the SameSite attribute.
- CVE-2024-20385MEDIUMCVSS 5.9EG 5.92024-10-02
A vulnerability in the SSL/TLS implementation of Cisco Nexus Dashboard Orchestrator (NDO) could allow an unauthenticated, remote attacker to intercept sensitive information from an affected device. This vulnerability exists becaus…
- CVE-2024-38324MEDIUMCVSS 5.9EG 5.92024-09-25
IBM Storage Defender 2.0.0 through 2.0.7 on-prem defender-sensor-cmd CLI does not validate server name during registration and unregistration operations which could expose sensitive information to an attacker with access to the system.
- CVE-2024-8285MEDIUMCVSS 5.9EG 5.92024-08-30
A flaw was found in Kroxylicious. When establishing the connection with the upstream Kafka server using a TLS secured connection, Kroxylicious fails to properly verify the server's hostname, resulting in an insecure connection. For a succe…
- CVE-2024-32928MEDIUMCVSS 5.9EG 5.92024-08-19
The libcurl CURLOPT_SSL_VERIFYPEER option was disabled on a subset of requests made by Nest production devices which enabled a potential man-in-the-middle attack on requests to Google cloud services by any host the traffic was routed throu…
- CVE-2024-37865MEDIUMCVSS 5.9EG 5.92024-07-09
An issue in S3Browser v.11.4.5 and v.10.9.9 and fixed in v.11.5.7 allows a remote attacker to obtain sensitive information via the S3 compatible storage component.
- CVE-2024-25053MEDIUMCVSS 5.9EG 5.92024-06-28
IBM Cognos Analytics 11.2.0, 11.2.1, 11.2.2, 11.2.3, 11.2.4, 12.0.0, 12.0.1, and 12.0.2 is vulnerable to improper certificate validation when using the IBM Planning Analytics Data Source Connection. This could allow an attacker to spoof a …
- CVE-2024-35299MEDIUMCVSS 5.9EG 5.92024-05-16
In JetBrains YouTrack before 2024.1.29548 the SMTPS protocol communication lacked proper certificate hostname validation
- CVE-2023-50949MEDIUMCVSS 5.9EG 5.92024-04-11
IBM QRadar SIEM 7.5 could allow an unauthorized user to perform unauthorized actions due to improper certificate validation. IBM X-Force ID: 275706.
- CVE-2023-47742MEDIUMCVSS 5.9EG 5.92024-03-03
IBM QRadar Suite Products 1.10.12.0 through 1.10.18.0 and IBM Cloud Pak for Security 1.10.0.0 through 1.10.11.0 could disclose sensitive information using man in the middle techniques due to not correctly enforcing all aspects of certifica…
- CVE-2023-47700MEDIUMCVSS 5.9EG 5.92024-02-07
IBM SAN Volume Controller, IBM Storwize, IBM FlashSystem and IBM Storage Virtualize 8.6 products could allow a remote attacker to spoof a trusted system that would not be correctly validated by the Storwize server. This could lead to a us…
- CVE-2023-33757MEDIUMCVSS 5.9EG 5.92024-01-25
A lack of SSL certificate validation in Splicecom iPCS (iOS App) v1.3.4, iPCS2 (iOS App) v2.8 and before, and iPCS (Android App) v1.8.5 and before allows attackers to eavesdrop on communications via a man-in-the-middle attack.
- CVE-2023-50454MEDIUMCVSS 5.9EG 5.92023-12-10
An issue was discovered in Zammad before 6.2.0. In several subsystems, SSL/TLS was used to establish connections to external services without proper validation of hostname and certificate authority. This is exploitable by man-in-the-middle…
- CVE-2023-31421MEDIUMCVSS 5.9EG 5.92023-10-26
It was discovered that when acting as TLS clients, Beats, Elastic Agent, APM Server, and Fleet Server did not verify whether the server certificate is valid for the target IP address; however, certificate signature validation is still perf…
- CVE-2023-31580MEDIUMCVSS 5.9EG 5.92023-10-25
light-oauth2 before version 2.1.27 obtains the public key without any verification. This could allow attackers to authenticate to the application with a crafted JWT token.
- CVE-2022-3761MEDIUMCVSS 5.9EG 5.92023-10-17
OpenVPN Connect versions before 3.4.0.4506 (macOS) and OpenVPN Connect before 3.4.0.3100 (Windows) allows man-in-the-middle attackers to intercept configuration profile download requests which contains the users credentials
- CVE-2023-38353MEDIUMCVSS 5.9EG 5.92023-09-19
MiniTool Power Data Recovery version 11.6 and before contains an insecure in-app payment system that allows attackers to steal highly sensitive information through a man in the middle attack.
- CVE-2023-41180MEDIUMCVSS 5.9EG 5.92023-09-03
Incorrect certificate validation in InvokeHTTP on Apache NiFi MiNiFi C++ versions 0.13 to 0.14 allows an intermediary to present a forged certificate during TLS handshake negotation. The Disable Peer Verification property of InvokeHTTP was…
- CVE-2023-39441MEDIUMCVSS 5.9EG 5.92023-08-23
Apache Airflow SMTP Provider before 1.3.0, Apache Airflow IMAP Provider before 3.3.0, and Apache Airflow before 2.7.0 are affected by the Validation of OpenSSL Certificate vulnerability. The default SSL context with SSL library did not …
- CVE-2023-28321MEDIUMCVSS 5.9EG 5.92023-05-26
An improper certificate validation vulnerability exists in curl <v8.1.0 in the way it supports matching of wildcard patterns when listed as "Subject Alternative Name" in TLS server certificates. curl can be built to use its own name matchi…
- CVE-2023-31485MEDIUMCVSS 5.9EG 5.92023-04-29
GitLab::API::v4 through 0.26 does not verify TLS certificates when connecting to a GitLab server, enabling machine-in-the-middle attacks.
- CVE-2023-25392MEDIUMCVSS 5.9EG 5.92023-04-10
Allegro Tech BigFlow <1.6 is vulnerable to Missing SSL Certificate Validation.
- CVE-2023-22367MEDIUMCVSS 5.9EG 5.92023-02-13
Ichiran App for iOS versions prior to 3.1.0 and Ichiran App for Android versions prior to 3.1.0 improperly verify server certificates, which may allow a remote unauthenticated attacker to eavesdrop on an encrypted communication via a man-i…
- CVE-2022-46496MEDIUMCVSS 5.9EG 5.92023-02-06
BTicino Door Entry HOMETOUCH for iOS 1.4.2 was discovered to be missing an SSL certificate.
- CVE-2022-32531MEDIUMCVSS 5.9EG 5.92022-12-15
The Apache Bookkeeper Java Client (before 4.14.6 and also 4.15.0) does not close the connection to the bookkeeper server when TLS hostname verification fails. This leaves the bookkeeper client vulnerable to a man in the middle attack. The…
- CVE-2022-33683MEDIUMCVSS 5.9EG 5.92022-09-23
Apache Pulsar Brokers and Proxies create an internal Pulsar Admin Client that does not verify peer TLS certificates, even when tlsAllowInsecureConnection is disabled via configuration. The Pulsar Admin Client's intra-cluster and geo-replic…
- CVE-2022-33682MEDIUMCVSS 5.9EG 5.92022-09-23
TLS hostname verification cannot be enabled in the Pulsar Broker's Java Client, the Pulsar Broker's Java Admin Client, the Pulsar WebSocket Proxy's Java Client, and the Pulsar Proxy's Admin Client leaving intra-cluster connections and geo-…
- CVE-2022-33681MEDIUMCVSS 5.9EG 5.92022-09-23
Delayed TLS hostname verification in the Pulsar Java Client and the Pulsar Proxy make each client vulnerable to a man in the middle attack. Connections from the Pulsar Java Client to the Pulsar Broker/Proxy and connections from the Pulsar …
- CVE-2021-43767MEDIUMCVSS 5.9EG 5.92022-08-25
Odyssey passes to client unencrypted bytes from man-in-the-middle When Odyssey storage is configured to use the PostgreSQL server using 'trust' authentication with a 'clientcert' requirement or to use 'cert' authentication, a man-in-the-mi…
- CVE-2022-26491MEDIUMCVSS 5.9EG 5.92022-06-02
An issue was discovered in Pidgin before 2.14.9. A remote attacker who can spoof DNS responses can redirect a client connection to a malicious server. The client will perform TLS certificate verification of the malicious domain name instea…
- CVE-2022-29222MEDIUMCVSS 5.9EG 5.92022-05-21
Pion DTLS is a Go implementation of Datagram Transport Layer Security. Prior to version 2.1.5, a DTLS Client could provide a Certificate that it doesn't posses the private key for and Pion DTLS wouldn't reject it. This issue affects users …
- CVE-2022-20081MEDIUMCVSS 5.9EG 5.92022-04-11
In A-GPS, there is a possible man in the middle attack due to improper certificate validation. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation…
- CVE-2021-42017MEDIUMCVSS 5.9EG 5.92022-03-08
A vulnerability has been identified in RUGGEDCOM i800, RUGGEDCOM i801, RUGGEDCOM i802, RUGGEDCOM i803, RUGGEDCOM M2100, RUGGEDCOM M2100F, RUGGEDCOM M2200, RUGGEDCOM M2200F, RUGGEDCOM M969, RUGGEDCOM M969F, RUGGEDCOM RMC30, RUGGEDCOM RMC838…
- CVE-2022-24968MEDIUMCVSS 5.9EG 5.92022-02-11
In Mellium mellium.im/xmpp through 0.21.0, an attacker capable of spoofing DNS TXT records can redirect a WebSocket connection request to a server under their control without causing TLS certificate verification to fail. This occurs becaus…
- CVE-2022-24320MEDIUMCVSS 5.9EG 5.92022-02-09
A CWE-295: Improper Certificate Validation vulnerability exists that could allow a Man-in-theMiddle attack when communications between the client and Geo SCADA database server are intercepted. Affected Product: ClearSCADA (All Versions), E…
- CVE-2022-24319MEDIUMCVSS 5.9EG 5.92022-02-09
A CWE-295: Improper Certificate Validation vulnerability exists that could allow a Man-in-theMiddle attack when communications between the client and Geo SCADA web server are intercepted. Affected Product: ClearSCADA (All Versions), EcoStr…
- CVE-2020-4496MEDIUMCVSS 5.9EG 5.92021-12-13
The IBM Spectrum Protect Plus 10.1.0.0 through 10.1.8.x server connection to an IBM Spectrum Protect Plus workload agent is subject to a man-in-the-middle attack due to improper certificate validation. IBM X-Force ID: 182046.
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