Vulnerabilities (CVE)

Filtered by vendor Microsoft Subscribe
Filtered by product Exchange Server
Total 239 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2007-0221 1 Microsoft 1 Exchange Server 2026-04-23 7.8 HIGH N/A
Integer overflow in the IMAP (IMAP4) support in Microsoft Exchange Server 2000 SP3 allows remote attackers to cause a denial of service (service hang) via crafted literals in an IMAP command, aka the "IMAP Literal Processing Vulnerability."
CVE-2017-8540 1 Microsoft 19 Endpoint Protection, Exchange Server, Forefront Endpoint Protection and 16 more 2026-04-22 9.3 HIGH 7.8 HIGH
The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, Microsoft Exchange Server 2013 and 2016, does not properly scan a specially crafted file leading to memory corruption. aka "Microsoft Malware Protection Engine Remote Code Execution Vulnerability", a different vulnerability than CVE-2017-8538 and CVE-2017-8541.
CVE-2000-1006 1 Microsoft 1 Exchange Server 2026-04-16 5.0 MEDIUM N/A
Microsoft Exchange Server 5.5 does not properly handle a MIME header with a blank charset specified, which allows remote attackers to cause a denial of service via a charset="" command, aka the "Malformed MIME Header" vulnerability.
CVE-2002-1790 1 Microsoft 3 Exchange Server, Internet Information Server, Internet Information Services 2026-04-16 5.0 MEDIUM N/A
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.
CVE-2003-0714 1 Microsoft 1 Exchange Server 2026-04-16 7.5 HIGH N/A
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.
CVE-1999-1322 2 Broadcom, Microsoft 3 Arcserve Backup, Inoculan, Exchange Server 2026-04-16 4.6 MEDIUM N/A
The installation of 1ArcServe Backup and Inoculan AV client modules for Exchange create a log file, exchverify.log, which contains usernames and passwords in plaintext.
CVE-2002-0698 1 Microsoft 1 Exchange Server 2026-04-16 7.5 HIGH N/A
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.
CVE-2003-0904 1 Microsoft 3 Exchange Server, Sharepoint Services, Windows Server 2003 2026-04-16 6.0 MEDIUM N/A
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.
CVE-2001-0660 1 Microsoft 1 Exchange Server 2026-04-16 5.0 MEDIUM N/A
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).
CVE-2002-0368 1 Microsoft 1 Exchange Server 2026-04-16 5.0 MEDIUM N/A
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."
CVE-2003-0712 1 Microsoft 1 Exchange Server 2026-04-16 4.3 MEDIUM N/A
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.
CVE-1999-1043 1 Microsoft 1 Exchange Server 2026-04-16 5.0 MEDIUM N/A
Microsoft Exchange Server 5.5 and 5.0 does not properly handle (1) malformed NNTP data, or (2) malformed SMTP data, which allows remote attackers to cause a denial of service (application error).
CVE-2005-0563 1 Microsoft 1 Exchange Server 2026-04-16 4.3 MEDIUM N/A
Cross-site scripting (XSS) vulnerability in Microsoft Outlook Web Access (OWA) component in Exchange Server 5.5 allows remote attackers to inject arbitrary web script or HTML via an email message with an encoded javascript: URL ("jav&#X41sc
ript:") in an IMG tag.
CVE-2002-1873 1 Microsoft 1 Exchange Server 2026-04-16 5.0 MEDIUM N/A
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.
CVE-2005-1987 1 Microsoft 4 Exchange Server, Windows 2000, Windows Server 2003 and 1 more 2026-04-16 7.5 HIGH N/A
Buffer overflow in Collaboration Data Objects (CDO), as used in Microsoft Windows and Microsoft Exchange Server, allows remote attackers to execute arbitrary code when CDOSYS or CDOEX processes an e-mail message with a large header name, as demonstrated using the "Content-Type" string.
CVE-2001-0340 1 Microsoft 1 Exchange Server 2026-04-16 7.5 HIGH N/A
An interaction between the Outlook Web Access (OWA) service in Microsoft Exchange 2000 Server and Internet Explorer allows attackers to execute malicious script code against a user's mailbox via a message attachment that contains HTML code, which is executed automatically.
CVE-2005-0560 1 Microsoft 1 Exchange Server 2026-04-16 7.5 HIGH N/A
Heap-based buffer overflow in the SvrAppendReceivedChunk function in xlsasink.dll in the SMTP service of Exchange Server 2000 and 2003 allows remote attackers to execute arbitrary code via a crafted X-LINK2STATE extended verb request to the SMTP port.
CVE-2004-0574 1 Microsoft 4 Exchange Server, Windows 2000, Windows Nt and 1 more 2026-04-16 10.0 HIGH N/A
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," leading to off-by-one and heap-based buffer overflows.
CVE-2001-0666 1 Microsoft 1 Exchange Server 2026-04-16 2.1 LOW N/A
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.
CVE-2006-1193 1 Microsoft 1 Exchange Server 2026-04-16 2.6 LOW N/A
Cross-site scripting (XSS) vulnerability in Microsoft Exchange Server 2000 SP1 through SP3, when running Outlook Web Access (OWA), allows user-assisted remote attackers to inject arbitrary HTML or web script via unknown vectors related to "HTML parsing."