Vulnerabilidades

Resumen — últimos 7 días

Vulnerabilidades nuevas2730▼ 551 respecto a la semana anterior
Críticas / altas1294▼ 234 respecto a la semana anterior
Nueva explotación activa (KEV)3▼ 5 respecto a la semana anterior
Sin puntuar (sin CVSS)244▼ 258 respecto a la semana anterior
–

467 resultados, ordenados por fecha de publicación (más recientes primero)

CVEEstadoSeveridadEPSS Explotación activaTecnologías afectadasPublicada ▼Modificada Descripción
ModificadaMedia (5)4.5%—Microsoft Exchange Server2/5/200516/6/2026
Stack consumption vulnerability in Microsoft Exchange Server 2003 SP1 allows users to cause a denial of service (hang) by deleting or moving a folder with deeply nested subfolders, which causes Microsoft Exchange Information Store service (Store.exe) to hang as a result of a large number of recursive calls.
ModificadaMedia (5.8)26%💥 ExploitMicrosoft Exchange Server27/4/200516/6/2026
Microsoft Outlook Web Access (OWA), when used with Exchange, allows remote attackers to redirect users to arbitrary URLs for login via a link to the owalogon.asp application.
ModificadaMedia (4.3)21%—Microsoft Exchange Server23/11/200416/6/2026
Cross-site scripting (XSS) vulnerability in Outlook Web Access for Exchange Server 5.5 Service Pack 4 allows remote attackers to insert arbitrary script and spoof content in HTML email or web caches via an HTML redirect query.
ModificadaAlta (10)64%💥 ExploitMicrosoft Exchange ServerMicrosoft Windows 2000Microsoft Windows NTMicrosoft Windows Server 20033/11/200416/6/2026
The Network News Transfer Protocol (NNTP) component of Microsoft Windows NT Server 4.0, Windows 2000 Server, Windows Server 2003, Exchange 2000 Server, and Exchange Server 2003 allows remote attackers to execute arbitrary code via XPAT patterns, possibly related to improper length validation and an "unchecked buffer,"…
ModificadaAlta (10)30%—Microsoft Exchange ServerMicrosoft Windows Server 2003Microsoft Windows XP3/11/200416/6/2026
The SMTP (Simple Mail Transfer Protocol) component of Microsoft Windows XP 64-bit Edition, Windows Server 2003, Windows Server 2003 64-bit Edition, and the Exchange Routing Engine component of Exchange Server 2003, allows remote attackers to execute arbitrary code via a malicious DNS response message containing length…
ModificadaAlta (7.5)6.5%💥 ExploitKinesphere Corporation Exchange Pop320/4/200416/6/2026
Buffer overflow in Kinesphere eXchange POP3 allows remote attackers to execute arbitrary code via a long MAIL FROM field.
ModificadaMedia (6)8.2%—Microsoft Exchange ServerMicrosoft Sharepoint ServicesMicrosoft Windows Server 200320/1/200416/6/2026
Microsoft Exchange 2003 and Outlook Web Access (OWA), when configured to use NTLM authentication, does not properly reuse HTTP connections, which can cause OWA users to view mailboxes of other users when Kerberos has been disabled as an authentication method for IIS 6.0, e.g. when SharePoint Services 2.0 is installed.
ModificadaMedia (6.4)2.5%—Suse Linux Openexchange ServerSuse Office ServerSuse Linux31/12/200316/6/2026
susehelp in SuSE Linux 8.1, Enterprise Server 8, Office Server, and Openexchange Server 4 does not properly filter shell metacharacters, which allows remote attackers to execute arbitrary commands via CGI queries.
ModificadaMedia (4.3)20%—Microsoft Exchange Server17/11/200316/6/2026
Cross-site scripting (XSS) vulnerability in the HTML encoding for the Compose New Message form in Microsoft Exchange Server 5.5 Outlook Web Access (OWA) allows remote attackers to execute arbitrary web script.
ModificadaAlta (7.5)78%💥 ExploitMicrosoft Exchange Server17/11/200316/6/2026
The Internet Mail Service in Exchange Server 5.5 and Exchange 2000 allows remote attackers to cause a denial of service (memory exhaustion) by directly connecting to the SMTP service and sending a certain extended verb request, possibly triggering a buffer overflow in Exchange 2000.
ModificadaMedia (5)34%💥 ExploitMicrosoft Exchange ServerMicrosoft Internet Information ServerMicrosoft Internet Information Services31/12/200216/6/2026
The SMTP service in Microsoft Internet Information Services (IIS) 4.0 and 5.0 allows remote attackers to bypass anti-relaying rules and send spam or spoofed messages via encapsulated SMTP addresses, a similar vulnerability to CVE-1999-0682.
ModificadaMedia (5)14%—Microsoft Exchange Server31/12/200216/6/2026
Microsoft Exchange 2000, when used with Microsoft Remote Procedure Call (MSRPC), allows remote attackers to cause a denial of service (crash or memory consumption) via malformed MSRPC calls.
ModificadaBaja (2.1)4.7%—Microsoft Exchange Server31/12/200216/6/2026
Microsoft Exchange 2000 allows remote authenticated attackers to cause a denial of service via a large number of rapid requests, which consumes all of the licenses that are granted to Exchange by IIS.
ModificadaAlta (7.5)20%—Microsoft Exchange Server12/8/200216/6/2026
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote attackers to execute arbitrary code via an EHLO request from a system with a long name as obtained through a reverse DNS lookup, which triggers the overflow in IMC's hello response.
ModificadaBaja (2.1)2.2%—Microsoft Exchange ServerRSA Securid12/8/200216/6/2026
An interaction between Microsoft Outlook Web Access (OWA) with RSA SecurID allows local users to bypass the SecurID authentication for a previous user via several submissions of an OWA Authentication request with the proper OWA password for the previous user, which is eventually accepted by OWA.
ModificadaMedia (5)15%—Microsoft Exchange Server18/6/200216/6/2026
The Store Service in Microsoft Exchange 2000 allows remote attackers to cause a denial of service (CPU consumption) via a mail message with a malformed RFC message attribute, aka "Malformed Mail Attribute can Cause Exchange 2000 to Exhaust CPU Resources."
ModificadaAlta (7.5)24%—Microsoft MSN Chat ControlMicrosoft MSN MessengerMicrosoft MSN Messenger Service FOR Exchange29/5/200216/6/2026
Buffer overflow in Microsoft MSN Chat ActiveX Control, as used in MSN Messenger 4.5 and 4.6, and Exchange Instant Messenger 4.5 and 4.6, allows remote attackers to execute arbitrary code via a long ResDLL parameter in the MSNChat OCX.
ModificadaMedia (6.4)13%—Microsoft Exchange Server8/3/200216/6/2026
Microsoft Exchange Server 2000 System Attendant gives "Everyone" group privileges to the WinReg key, which could allow remote attackers to read or modify registry keys.
ModificadaAlta (7.5)22%—Microsoft Exchange ServerMicrosoft Windows 20008/3/200216/6/2026
SMTP service in (1) Microsoft Windows 2000 and (2) Internet Mail Connector (IMC) in Exchange Server 5.5 does not properly handle responses to NTLM authentication, which allows remote attackers to perform mail relaying via an SMTP AUTH command using null session credentials.
ModificadaMedia (5)35%—Microsoft Exchange ServerMicrosoft Windows 2000Microsoft Windows XP8/3/200216/6/2026
SMTP service in Microsoft Windows 2000, Windows XP Professional, and Exchange 2000 allows remote attackers to cause a denial of service via a command with a malformed data transfer (BDAT) request.
ModificadaAlta (7.5)16%—Microsoft Exchange Server6/12/200116/6/2026
Outlook Web Access (OWA) in Microsoft Exchange 5.5 Server, when used with Internet Explorer, does not properly detect certain inline script, which can allow remote attackers to perform arbitrary actions on a user's Exchange mailbox via an HTML e-mail message.
ModificadaBaja (2.1)2.1%—Microsoft Exchange Server30/10/200116/6/2026
Outlook Web Access (OWA) in Microsoft Exchange 2000 allows an authenticated user to cause a denial of service (CPU consumption) via a malformed OWA request for a deeply nested folder within the user's mailbox.
ModificadaMedia (5)22%—Microsoft Exchange Server30/10/200116/6/2026
Outlook Web Access (OWA) in Microsoft Exchange 5.5, SP4 and earlier, allows remote attackers to identify valid user email addresses by directly accessing a back-end function that processes the global address list (GAL).
ModificadaMedia (5)17%—Microsoft Exchange ServerMicrosoft SQL ServerMicrosoft Windows NTMicrosoft Windows 200020/9/200116/6/2026
Vulnerabilities in RPC servers in (1) Microsoft Exchange Server 2000 and earlier, (2) Microsoft SQL Server 2000 and earlier, (3) Windows NT 4.0, and (4) Windows 2000 allow remote attackers to cause a denial of service via malformed inputs.
ModificadaMedia (5)19%—Microsoft Exchange ServerMicrosoft Windows 2000Microsoft Windows NT20/9/200116/6/2026
Memory leak in NNTP service in Windows NT 4.0 and Windows 2000 allows remote attackers to cause a denial of service (memory exhaustion) via a large number of malformed posts.
Orbitaley — Vulnerabilidades