Falhas do tipo CWE-755

243 resultados

Tratamento inadequado de condições excepcionais

É quando o código não trata, trata de forma insuficiente ou de forma errada situações de erro e exceções. Isso pode deixar o software em estado inconsistente, ignorar falhas críticas ou executar código perigoso quando algo dá errado, compromentendo segurança, integridade ou disponibilidade.

Exemplo

Um servidor Web recebe uma requisição mal formada e falha ao parsear JSON; em vez de retornar erro 400, simplesmente pula a validação e processa dados vazios, ou uma conexão de banco de dados cai e a aplicação continua operando com dados em cache desatualizado sem avisar o usuário.

Como mitigar

Sempre trate exceções explicitamente: capture erros conhecidos e faça rollback/limpeza apropriada, log de falhas para auditoria, e retorne respostas claras ao usuário. Use type hints e validação de entrada antes de processar, e considere parar o sistema de forma segura se a exceção for crítica.

CVE-2022-45155MEDIUMobs-service-go_modules: arbitrary directory deleteEPSS 0.2%CVE-2026-23762MEDIUMVB-Audio Voicemeeter & Matrix Drivers DoS via MmMapLockedPagesSpecifyCacheEPSS 0.2%CVE-2021-29619LOWSegfault in `tf.raw_ops.SparseCountSparseOutput`EPSS 0.2%CVE-2023-28114MEDIUM`cilium-cli` disables etcd authorization for clustermesh clustersEPSS 0.2%CVE-2022-25917MEDIUMUncaught exception in the firmware for some Intel(R) Server Board M50CYP Family before version R01.01.0005 may allow a privileged user to poEPSS 0.2%CVE-2025-30652MEDIUMJunos OS and Junos OS Evolved: Executing a specific CLI command when asregex-optimized is configured causes an rpd crashEPSS 0.2%CVE-2024-51766MEDIUMHPE NonStop DISK UTIL, Local Denial of Service vulnerabilityEPSS 0.2%CVE-2024-37284MEDIUMElastic Defend Improper Handling of Alternate Encoding Leads to CrashEPSS 0.2%CVE-2023-46297MEDIUMAn issue was discovered on Mercusys MW325R EU V3 MW325R(EU)_V3_1.11.0 221019 devices. A WAN attacker can make the admin interface unreachablEPSS 0.2%CVE-2025-21596MEDIUMJunos OS: SRX1500,SRX4100,SRX4200: Execution of low-privileged CLI command results in chassisd crashEPSS 0.2%CVE-2025-46733HIGHREE userspace code can panic TAs, leading to fTPM PCR reset and data disclosureEPSS 0.1%CVE-2022-20414MEDIUMIn setImpl of AlarmManagerService.java, there is a possible way to put a device into a boot loop due to an uncaught exception. This could leEPSS 0.1%CVE-2022-20500MEDIUMIn loadFromXml of ShortcutPackage.java, there is a possible crash on boot due to an uncaught exception. This could lead to local denial of sEPSS 0.1%CVE-2023-43686MEDIUMAn issue was discovered in Malwarebytes 4.x and 5.x (and Nebula 2020-10-21 and later). A large number of Firefox preference files can cause EPSS 0.1%CVE-2026-16730MEDIUMDbus-broker: dbus-broker: session bus denial of service via emfile during peer setupEPSS 0.1%CVE-2026-54578LOWmport verify can compare stale checksum data after hashing failuresEPSS 0.1%CVE-2021-25474MEDIUMAssuming a shell privilege is gained, an improper exception handling for multi_sim_bar_show_on_qspanel value in SystemUI prior to SMR Oct-20EPSS 0.1%CVE-2021-25473MEDIUMAssuming a shell privilege is gained, an improper exception handling for multi_sim_bar_hide_by_meadia_full value in SystemUI prior to SMR OcEPSS 0.1%CVE-2023-20993HIGHIn multiple functions of SnoozeHelper.java, there is a possible failure to persist settings due to an uncaught exception. This could lead toEPSS 0.1%CVE-2025-54634HIGHVulnerability of improper processing of abnormal conditions in huge page separation. Impact: Successful exploitation of this vulnerability mEPSS 0.1%