Microsoft Exchange 2000/5.5 LDAP denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Microsoft Exchange 2000/5.5. It has been classified as problematic. This impacts an unknown function of the component LDAP. The manipulation leads to denial of service. This vulnerability is referenced as CVE-2001-1319. Furthermore, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Microsoft Exchange 2000/5.5 (Groupware Software) and classified as problematic. This issue affects an unknown code block of the component LDAP. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

Microsoft Exchange 5.5 2000 allows remote attackers to cause a denial of service (hang) via exceptional BER encodings for the LDAP filter type field, as demonstrated by the PROTOS LDAPv3 test suite.

The weakness was published 07/16/2001 with CERT as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. The identification of this vulnerability is CVE-2001-1319. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available.

It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (6899), SecurityFocus (BID 3045†) and Vulnerability Center (SBV-5606†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/16/2001 🔍
07/16/2001 +0 days 🔍
07/16/2001 +0 days 🔍
07/16/2001 +0 days 🔍
10/20/2004 +1192 days 🔍
07/07/2014 +3547 days 🔍
12/23/2024 +3821 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: kb.cert.org
Organization: CERT
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2001-1319 (🔍)
GCVE (CVE): GCVE-0-2001-1319
GCVE (VulDB): GCVE-100-17015
CERT: 🔍
X-Force: 6899
SecurityFocus: 3045 - Microsoft Exchange 5.5 LDAP Denial of Service Vulnerabilities
Vulnerability Center: 5606 - DoS in Microsoft Exchange 5.5 via Exceptional BER Encodings for the LDA, High

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/07/2014 13:28
Updated: 12/23/2024 00:03
Changes: 07/07/2014 13:28 (61), 05/25/2019 12:49 (1), 12/23/2024 00:03 (17)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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