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CWE-400

4,209 CVEs • Abstraction: Class • Likelihood of Exploit: High

Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

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CVEs (4,209)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Opera
1Opera Browser
Apr 16, 2026
Jan 10, 2005
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Opera 7.54 allows remote attackers to cause a denial of service (application crash from memory exhaustion), as demonstrated using Javascript code that continuously creates nested arrays and then sorts the newly created a...Show more
Opera 7.54 allows remote attackers to cause a denial of service (application crash from memory exhaustion), as demonstrated using Javascript code that continuously creates nested arrays and then sorts the newly created arrays.Show less
1Cisco
1Ios
Apr 16, 2026
Dec 31, 2004
N/A· v4
5.9 MEDIUM· v3
5.0 MEDIUM· v2
Cisco IOS 12.2(15) and earlier allows remote attackers to cause a denial of service (refused VTY (virtual terminal) connections), via a crafted TCP connection to the Telnet or reverse Telnet port.
1Microsoft
1Exchange Server
Apr 16, 2026
Nov 17, 2003
N/A· v4
N/A· v3
7.5 HIGH· v2
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 r...Show more
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.Show less
1Microsoft
1Exchange Server
Apr 16, 2026
Dec 31, 2002
N/A· v4
N/A· v3
2.1 LOW· v2
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.
1Microsoft
1Exchange Server
Apr 16, 2026
Dec 31, 2002
N/A· v4
N/A· v3
5.0 MEDIUM· v2
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.
1Microsoft
1Exchange Server
Apr 16, 2026
Jun 18, 2002
N/A· v4
N/A· v3
5.0 MEDIUM· v2
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 Excha...Show more
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."Show less
1Grant Averett
1Ceberus Ftp Server
Apr 16, 2026
Dec 6, 2001
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
Cerberus FTP server 1.0 - 1.5 allows remote attackers to cause a denial of service (crash) via a large number of "PASV" requests.
1Microsoft
1Exchange Server
Apr 16, 2026
Oct 30, 2001
N/A· v4
N/A· v3
2.1 LOW· v2
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.
1Cisco
1Ios
Apr 16, 2026
Aug 12, 1998
N/A· v4
3.5 LOW· v3
5.0 MEDIUM· v2
Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt (such as a login). This applies to some IOS 9.x, 10.x, and 11.x releases.