MailStore Outlook Add-in/Email Archive Outlook Add-in up to 12.1.2 Certificate certificate validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in MailStore Outlook Add-in and Email Archive Outlook Add-in up to 12.1.2. Affected by this vulnerability is an unknown functionality of the component Certificate Handler. The manipulation results in certificate validation. This vulnerability was named CVE-2020-11806. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, was found in MailStore Outlook Add-in and Email Archive Outlook Add-in up to 12.1.2. Affected is an unknown function of the component Certificate Handler. The manipulation with an unknown input leads to a certificate validation vulnerability. CWE is classifying the issue as CWE-295. The product does not validate, or incorrectly validates, a certificate. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In MailStore Outlook Add-in (and Email Archive Outlook Add-in) through 12.1.2, the login process does not validate the validity of the certificate presented by the server.

The weakness was presented 04/23/2020 (Website). The advisory is shared for download at help.mailstore.com. This vulnerability is traded as CVE-2020-11806 since 04/15/2020. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1587.003.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/15/2020 🔍
04/23/2020 +8 days 🔍
04/24/2020 +1 days 🔍
10/12/2020 +171 days 🔍

Sourcesinfo

Advisory: help.mailstore.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-11806 (🔍)
GCVE (CVE): GCVE-0-2020-11806
GCVE (VulDB): GCVE-100-154308

Entryinfo

Created: 04/24/2020 07:31
Updated: 10/12/2020 14:34
Changes: 04/24/2020 07:31 (38), 04/24/2020 07:36 (17), 10/12/2020 14:34 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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