CWE-295
Improper Certificate Validation
Description
The product does not validate, or incorrectly validates, a certificate.
Hierarchy (View 1000)
Related attack patterns (CAPEC)
CAPEC-459 · CAPEC-475
CVEs mapped to this weakness (1,595)
page 61 of 80| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2019-8337 | Med | 0.35 | 5.3 | 0.01 | Feb 13, 2019 | In msmtp 1.8.2 and mpop 1.4.3, when tls_trust_file has its default configuration, certificate-verification results are not properly checked. | ||
| CVE-2017-7513 | Med | 0.35 | 5.4 | 0.00 | Aug 22, 2018 | It was found that Satellite 5 configured with SSL/TLS for the PostgreSQL backend failed to correctly validate X.509 server certificate host name fields. A man-in-the-middle attacker could use this flaw to spoof a PostgreSQL server using a specially crafted X.509 certificate. | ||
| CVE-2017-2623 | Med | 0.35 | 5.3 | 0.01 | Jul 27, 2018 | It was discovered that rpm-ostree and rpm-ostree-client before 2017.3 fail to properly check GPG signatures on packages when doing layering. Packages with unsigned or badly signed content could fail to be rejected as expected. This issue is partially mitigated on RHEL Atomic… | ||
| CVE-2017-6143 | Med | 0.35 | 5.4 | 0.00 | Apr 13, 2018 | X509 certificate verification was not correctly implemented in the IP Intelligence Subscription and IP Intelligence feed-list features, and thus the remote server's identity is not properly validated in F5 BIG-IP 12.0.0-12.1.2, 11.6.0-11.6.2, or 11.5.0-11.5.5. | ||
| CVE-2017-1000417 | Med | 0.35 | 5.3 | 0.01 | Jan 22, 2018 | MatrixSSL version 3.7.2 adopts a collision-prone OID comparison logic resulting in possible spoofing of OIDs (e.g. in ExtKeyUsage extension) on X.509 certificates. | ||
| CVE-2016-5648 | Med | 0.35 | 5.3 | 0.01 | Jun 8, 2017 | Acer Portal app before 3.9.4.2000 for Android does not properly validate SSL certificates, which allows remote attackers to perform a Man-in-the-middle attack via a crafted SSL certificate. | ||
| CVE-2017-8301 | Med | 0.35 | 5.3 | 0.01 | Apr 27, 2017 | LibreSSL 2.5.1 to 2.5.3 lacks TLS certificate verification if SSL_get_verify_result is relied upon for a later check of a verification result, in a use case where a user-provided verification callback returns 1, as demonstrated by acceptance of invalid certificates by nginx. | ||
| CVE-2015-4000 | Low | 0.35 | 3.7 | 1.00 | May 21, 2015 | The TLS protocol 1.2 and earlier, when a DHE_EXPORT ciphersuite is enabled on a server but not on a client, does not properly convey a DHE_EXPORT choice, which allows man-in-the-middle attackers to conduct cipher-downgrade attacks by rewriting a ClientHello with DHE replaced by… | ||
| CVE-2026-81871 | Med | 0.34 | — | 0.00 | Sep 16, 2026 | OpenTelemetry-Go is the Go implementation of OpenTelemetry. Prior to version 0.21.0, the exporters/otlp/otlplog/otlploggrpc package loads OTEL_EXPORTER_OTLP_LOGS_CERTIFICATE, OTEL_EXPORTER_OTLP_CERTIFICATE, and related client certificate environment variables through loadEnvTLS… | ||
| CVE-2026-39828 | Med | 0.34 | 6.3 | 0.00 | May 22, 2026 | When an SSH server authentication callback returned PartialSuccessError with non-nil Permissions, those permissions were silently discarded, potentially dropping certificate restrictions such as force-command after a second factor succeeded. Returning non-nil Permissions with… | ||
| CVE-2026-29140 | Med | 0.34 | 5.3 | 0.00 | Apr 2, 2026 | SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to cause attacker-controlled certificates to be used for future encryption to a victim by adding the certificates to S/MIME signatures. | ||
| CVE-2026-1068 | Med | 0.34 | 5.3 | 0.00 | Mar 11, 2026 | An improper certificate validation vulnerability was reported in the Lenovo Filez application that could allow a user capable of intercepting network traffic to obtain sensitive user data from the application. | ||
| CVE-2026-2748 | Med | 0.34 | 5.3 | 0.00 | Mar 4, 2026 | SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing. | ||
| CVE-2025-27377 | Med | 0.34 | 5.3 | 0.00 | Jan 22, 2026 | Altium Designer version 24.9.0 does not validate self-signed server certificates for cloud connections. An attacker capable of performing a man-in-the-middle (MITM) attack could exploit this issue to intercept or manipulate network traffic, potentially exposing authentication… | ||
| CVE-2025-12047 | Med | 0.34 | 5.3 | 0.00 | Nov 12, 2025 | A vulnerability was reported in the Lenovo Scanner pro application during an internal security assessment that, under certain circumstances, could allow an attacker on the same logical network to disclose sensitive user files from the application. | ||
| CVE-2025-10699 | Med | 0.34 | 5.3 | 0.00 | Oct 15, 2025 | A vulnerability was reported in the Lenovo LeCloud client application that, under certain conditions, could allow information disclosure. | ||
| CVE-2025-33142 | Med | 0.34 | 5.3 | 0.00 | Aug 14, 2025 | IBM WebSphere Application Server 8.5 and 9.0 could provide weaker than expected security for TLS connections. | ||
| CVE-2025-2183 | Med | 0.34 | — | 0.00 | Aug 13, 2025 | An insufficient certificate validation issue in the Palo Alto Networks GlobalProtect™ app enables attackers to connect the GlobalProtect app to arbitrary servers. This can enable a local non-administrative operating system user or an attacker on the same subnet to install… | ||
| CVE-2023-50314 | Med | 0.34 | 5.3 | 0.00 | Aug 14, 2024 | IBM WebSphere Application Server Liberty 17.0.0.3 through 24.0.0.8 could allow an attacker with access to the network to conduct spoofing attacks. An attacker could exploit this vulnerability using a certificate issued by a trusted authority to obtain sensitive information. … | ||
| CVE-2023-50315 | Med | 0.34 | 5.3 | 0.00 | Aug 14, 2024 | IBM WebSphere Application Server 8.5 and 9.0 could allow an attacker with access to the network to conduct spoofing attacks. An attacker could exploit this vulnerability using a certificate issued by a trusted authority to obtain sensitive information. IBM X-Force ID: 274714. |
- risk 0.35cvss 5.3epss 0.01
In msmtp 1.8.2 and mpop 1.4.3, when tls_trust_file has its default configuration, certificate-verification results are not properly checked.
- risk 0.35cvss 5.4epss 0.00
It was found that Satellite 5 configured with SSL/TLS for the PostgreSQL backend failed to correctly validate X.509 server certificate host name fields. A man-in-the-middle attacker could use this flaw to spoof a PostgreSQL server using a specially crafted X.509 certificate.
- risk 0.35cvss 5.3epss 0.01
It was discovered that rpm-ostree and rpm-ostree-client before 2017.3 fail to properly check GPG signatures on packages when doing layering. Packages with unsigned or badly signed content could fail to be rejected as expected. This issue is partially mitigated on RHEL Atomic…
- risk 0.35cvss 5.4epss 0.00
X509 certificate verification was not correctly implemented in the IP Intelligence Subscription and IP Intelligence feed-list features, and thus the remote server's identity is not properly validated in F5 BIG-IP 12.0.0-12.1.2, 11.6.0-11.6.2, or 11.5.0-11.5.5.
- risk 0.35cvss 5.3epss 0.01
MatrixSSL version 3.7.2 adopts a collision-prone OID comparison logic resulting in possible spoofing of OIDs (e.g. in ExtKeyUsage extension) on X.509 certificates.
- risk 0.35cvss 5.3epss 0.01
Acer Portal app before 3.9.4.2000 for Android does not properly validate SSL certificates, which allows remote attackers to perform a Man-in-the-middle attack via a crafted SSL certificate.
- risk 0.35cvss 5.3epss 0.01
LibreSSL 2.5.1 to 2.5.3 lacks TLS certificate verification if SSL_get_verify_result is relied upon for a later check of a verification result, in a use case where a user-provided verification callback returns 1, as demonstrated by acceptance of invalid certificates by nginx.
- risk 0.35cvss 3.7epss 1.00
The TLS protocol 1.2 and earlier, when a DHE_EXPORT ciphersuite is enabled on a server but not on a client, does not properly convey a DHE_EXPORT choice, which allows man-in-the-middle attackers to conduct cipher-downgrade attacks by rewriting a ClientHello with DHE replaced by…
- risk 0.34cvss —epss 0.00
OpenTelemetry-Go is the Go implementation of OpenTelemetry. Prior to version 0.21.0, the exporters/otlp/otlplog/otlploggrpc package loads OTEL_EXPORTER_OTLP_LOGS_CERTIFICATE, OTEL_EXPORTER_OTLP_CERTIFICATE, and related client certificate environment variables through loadEnvTLS…
- risk 0.34cvss 6.3epss 0.00
When an SSH server authentication callback returned PartialSuccessError with non-nil Permissions, those permissions were silently discarded, potentially dropping certificate restrictions such as force-command after a second factor succeeded. Returning non-nil Permissions with…
- risk 0.34cvss 5.3epss 0.00
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to cause attacker-controlled certificates to be used for future encryption to a victim by adding the certificates to S/MIME signatures.
- risk 0.34cvss 5.3epss 0.00
An improper certificate validation vulnerability was reported in the Lenovo Filez application that could allow a user capable of intercepting network traffic to obtain sensitive user data from the application.
- risk 0.34cvss 5.3epss 0.00
SEPPmail Secure Email Gateway before version 15.0.1 improperly validates S/MIME certificates issued for email addresses containing whitespaces, allowing signature spoofing.
- risk 0.34cvss 5.3epss 0.00
Altium Designer version 24.9.0 does not validate self-signed server certificates for cloud connections. An attacker capable of performing a man-in-the-middle (MITM) attack could exploit this issue to intercept or manipulate network traffic, potentially exposing authentication…
- risk 0.34cvss 5.3epss 0.00
A vulnerability was reported in the Lenovo Scanner pro application during an internal security assessment that, under certain circumstances, could allow an attacker on the same logical network to disclose sensitive user files from the application.
- risk 0.34cvss 5.3epss 0.00
A vulnerability was reported in the Lenovo LeCloud client application that, under certain conditions, could allow information disclosure.
- risk 0.34cvss 5.3epss 0.00
IBM WebSphere Application Server 8.5 and 9.0 could provide weaker than expected security for TLS connections.
- risk 0.34cvss —epss 0.00
An insufficient certificate validation issue in the Palo Alto Networks GlobalProtect™ app enables attackers to connect the GlobalProtect app to arbitrary servers. This can enable a local non-administrative operating system user or an attacker on the same subnet to install…
- risk 0.34cvss 5.3epss 0.00
IBM WebSphere Application Server Liberty 17.0.0.3 through 24.0.0.8 could allow an attacker with access to the network to conduct spoofing attacks. An attacker could exploit this vulnerability using a certificate issued by a trusted authority to obtain sensitive information. …
- risk 0.34cvss 5.3epss 0.00
IBM WebSphere Application Server 8.5 and 9.0 could allow an attacker with access to the network to conduct spoofing attacks. An attacker could exploit this vulnerability using a certificate issued by a trusted authority to obtain sensitive information. IBM X-Force ID: 274714.