Fallos del tipo CWE-345

557 resultados

Verificação insuficiente de autenticidade de dados

É quando o software aceita dados sem validar adequadamente se vieram de uma fonte legítima e confiável. O sistema confia em informações (mensagens, arquivos, requisições) sem confirmar sua origem ou integridade, permitindo que um atacante forje, modifique ou injete dados maliciosos que serão processados como se fossem legítimos.

Ejemplo

Um serviço aceita atualizações de configuração via JSON sem verificar assinatura digital ou token HMAC. Um atacante intercepta a requisição e modifica o payload para redirecionar logs para um servidor controlado por ele — e o serviço aplica a mudança porque 'recebeu um JSON válido'.

Cómo mitigar

Implemente autenticação criptográfica de dados: use assinatura digital (HMAC, RSA, ECDSA) ou tokens com validade (JWT com chave secreta), valide sempre a origem da mensagem antes de processar, e recuse dados sem prova de autenticidade. Não confie apenas em formato válido ou canal de transporte — valide origem e integridade.

CVE-2022-22757MEDIUMRemote Agent, used in WebDriver, did not validate the Host or Origin headers. This could have allowed websites to connect back locally to thEPSS 0.2%CVE-2025-15385CRITICALInsufficient Verification of Data Authenticity vulnerability in TECNO Mobile com.Afmobi.Boomplayer allows Authentication Bypass.This issue aEPSS 0.2%CVE-2026-33233HIGHAutoGPT Platform: Remote Code Execution via Unsafe Pickle Deserialization of Redis Cache EntriesEPSS 0.2%CVE-2026-50526HIGH.NET Tampering VulnerabilityEPSS 0.2%CVE-2021-34572MEDIUMInsufficient Verification of Data Authenticity in Enbra EWM (replay attack)EPSS 0.2%CVE-2026-2968MEDIUMCesanta Mongoose Poly1305 Authentication Tag tls_chacha20.c mg_chacha20_poly1305_decrypt signature verificationEPSS 0.2%CVE-2026-46538MEDIUMMicrosoft UFO accepts cross-device TASK_END messages by session_id only, allowing peer task-result injectionEPSS 0.2%CVE-2025-14444MEDIUMRegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login <= 6.0.6.9 - Unauthenticated Payment Bypass via rm_process_paypal_sdk_paymentEPSS 0.2%CVE-2022-46370HIGHRumpus - FTP server Improper Token Verification EPSS 0.2%CVE-2026-40487HIGHPostiz Has Unrestricted File Upload via MIME Type Spoofing that Leads to Stored XSSEPSS 0.2%CVE-2024-7979HIGHInsufficient data validation in Installer in Google Chrome on Windows prior to 128.0.6613.84 allowed a local attacker to perform privilege eEPSS 0.2%CVE-2024-31341MEDIUMWordPress User Profile Builder plugin <= 3.11.2 - Bypass Vulnerability vulnerabilityEPSS 0.2%CVE-2025-2346MEDIUMIROAD Dash Cam X5/Dash Cam X6 Domain origin validationEPSS 0.2%CVE-2026-49284HIGHSimpleSAMLphp SP accepts a response from an unexpected IdP when unsigned `Response/InResponseTo` is combined with a signed assertion lacking `SubjectConfirmationData/InResponseTo`EPSS 0.2%CVE-2023-23940MEDIUMOpenZeppelin Contracts for Cairo is vulnerable to signature validation bypassEPSS 0.2%CVE-2025-67298HIGHAn issue in ClasroomIO before v.0.2.6 allows a remote attacker to escalate privileges via the endpoints /api/verify and /rest/v1/profileEPSS 0.2%CVE-2026-48799HIGHPostiz: Unauthenticated arbitrary lifetime PRO grant via Nowpayments webhookEPSS 0.2%CVE-2026-6986MEDIUMCesanta Mongoose GCM Authentication Tag tls_aes128.c mg_aes_gcm_decrypt signature verificationEPSS 0.2%CVE-2026-33471CRITICALnimiq-block has skip block quorum bypass via out-of-range BitSet indices & u16 truncationEPSS 0.2%CVE-2026-47304HIGH.NET Security Feature Bypass VulnerabilityEPSS 0.2%