Microsoft Internet Explorer 6.0 Certificate Authority improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Microsoft Internet Explorer 6.0. Affected by this vulnerability is an unknown functionality of the component Certificate Authority Handler. Performing a manipulation results in improper authentication. This vulnerability is reported as CVE-2002-2125. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Microsoft Internet Explorer 6.0 (Web Browser). This affects some unknown processing of the component Certificate Authority Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, and integrity. The summary by CVE is:

Internet Explorer 6.0 does not warn users when an expired certificate authority (CA) certificate is submitted to the user and a newer CA certificate is in the user s local repository, which could allow remote attackers to decrypt web sessions via a man-in-the-middle (MITM) attack.

The issue has been introduced in 08/27/2001. The weakness was disclosed 12/31/2002 with Opera as not defined posting (Bugtraq). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2002-2125 since 11/16/2005. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 491 days. During that time the estimated underground price was around $25k-$100k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (10180) and SecurityFocus (BID 5778†). The entry VDB-19467 is pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
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: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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

08/27/2001 🔍
09/23/2002 +392 days 🔍
12/31/2002 +99 days 🔍
12/31/2002 +0 days 🔍
11/16/2005 +1051 days 🔍
08/06/2014 +3185 days 🔍
07/10/2024 +3626 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: securityfocus.com⛔
Organization: Opera
Status: Not defined

CVE: CVE-2002-2125 (🔍)
GCVE (CVE): GCVE-0-2002-2125
GCVE (VulDB): GCVE-100-19767
X-Force: 10180
SecurityFocus: 5778 - Microsoft Internet Explorer SSL Certificate Expiration Vulnerability

See also: 🔍

Entryinfo

Created: 08/06/2014 11:47
Updated: 07/10/2024 09:25
Changes: 08/06/2014 11:47 (54), 05/07/2019 12:39 (5), 07/10/2024 09:25 (17)
Complete: 🔍
Cache ID: 216::103

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

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