Fallos del tipo CWE-125
5105 resultadosLeitura fora dos limites do buffer
Ocorre quando o código tenta acessar dados além das fronteiras válidas de um buffer (array, string, estrutura), lendo memória que não deveria. O risco é expor informações sensíveis da memória adjacente ou causar crash da aplicação.
Ejemplo
Uma função que processa strings sem validar o tamanho da entrada pode ler bytes além do final da string alocada, vazando dados de memória ou causando segmentation fault. Exemplo: strcpy() copiando para buffer menor sem checagem.
Cómo mitigar
Use funções seguras com limite explícito (strlen com buffer_size, strncpy, snprintf), valide índices antes de acessar arrays, e ative verificações de limite em tempo de compilação ou execução (-ftrapv, ASAN, bounds checking).
CVE-2021-31510HIGHThis vulnerability allows remote attackers to execute arbitrary code on affected installations of OpenText Brava! Desktop Build 16.6.4.55. UEPSS 1.8%CVE-2021-31512HIGHThis vulnerability allows remote attackers to execute arbitrary code on affected installations of OpenText Brava! Desktop Build 16.6.4.55. UEPSS 1.8%CVE-2023-39356MEDIUMMissing offset validation leading to Out-of-Bounds Read in FreeRDPEPSS 1.8%CVE-2024-26226MEDIUMWindows Distributed File System (DFS) Information Disclosure VulnerabilityEPSS 1.8%CVE-2021-46602LOWThis vulnerability allows remote attackers to disclose sensitive information on affected installations of Bentley MicroStation CONNECT 10.16EPSS 1.8%CVE-2021-34889LOWThis vulnerability allows remote attackers to disclose sensitive information on affected installations of Bentley View 10.15.0.75. User inteEPSS 1.8%CVE-2021-44697LOWAdobe Audition MOV File Parsing Out-Of-Bounds Read Information Disclosure VulnerabilityEPSS 1.8%CVE-2021-44698LOWAdobe Audition MP4 File Parsing Out-Of-Bounds Read Information Disclosure VulnerabilityEPSS 1.8%CVE-2021-44699LOWAdobe Audition MP4 File Parsing Out-Of-Bounds Read Information Disclosure VulnerabilityEPSS 1.8%CVE-2021-28557MEDIUMAdobe Acrobat Reader out-of-bounds read in PDFLibTool could lead to information exposureEPSS 1.8%CVE-2021-21704MEDIUMMultiple vulnerabilities in Firebird client extensionEPSS 1.8%CVE-2024-43534MEDIUMWindows Graphics Component Information Disclosure VulnerabilityEPSS 1.8%CVE-2023-21741HIGHMicrosoft Office Visio Information Disclosure VulnerabilityEPSS 1.8%CVE-2024-23532HIGHAn out-of-bounds Read vulnerability in WLAvalancheService component of Ivanti Avalanche before 6.4.3 allows an authenticated remote attackerEPSS 1.8%CVE-2021-36071LOWAdobe Bridge PNG File Parsing Out-Of-Bounds Read Information Disclosure VulnerabilityEPSS 1.8%CVE-2021-36074LOWAdobe Bridge PDF File Parsing Out-Of-Bounds Read Information Disclosure VulnerabilityEPSS 1.8%CVE-2020-11042MEDIUMOut-of-bounds Read in FreeRDPEPSS 1.8%CVE-2021-32990—FATEK Automation WinProladder Versions 3.30 and prior are vulnerable to an out-of-bounds read, which may allow an attacker to execute arbitrEPSS 1.8%CVE-2024-30312MEDIUMTALOS-2024-1952 - Adobe Acrobat Reader Font CPAL numColorRecords out-of-bounds read vulnerabilityEPSS 1.8%CVE-2020-5140—A vulnerability in SonicOS allows a remote unauthenticated attacker to cause Denial of Service (DoS) on the firewall SSLVPN service by sendiEPSS 1.8%