HCL Notes 9/10/11 mailto File information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in HCL Notes 9/10/11. Affected by this vulnerability is an unknown functionality of the component mailto Handler. This manipulation causes information disclosure (File). This vulnerability appears as CVE-2020-4089. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability has been found in HCL Notes 9/10/11 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component mailto Handler. The manipulation with an unknown input leads to a information disclosure vulnerability (File). The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

HCL Notes is vulnerable to an information leakage vulnerability through its support for the 'mailto' protocol. This vulnerability could result in files from the user's filesystem or connected network filesystems being leaked to a third party. All versions of HCL Notes 9, 10 and 11 are affected.

The weakness was presented 06/26/2020 (Website). The advisory is shared at support.hcltechsw.com. This vulnerability is known as CVE-2020-4089 since 12/30/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

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

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Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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

Name: File
Class: Information disclosure / File
CWE: CWE-200 / CWE-284 / CWE-266
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

12/30/2019 🔍
06/26/2020 +179 days 🔍
06/27/2020 +1 days 🔍
10/27/2020 +122 days 🔍

Sourcesinfo

Advisory: support.hcltechsw.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-4089 (🔍)
GCVE (CVE): GCVE-0-2020-4089
GCVE (VulDB): GCVE-100-157333

Entryinfo

Created: 06/27/2020 08:28
Updated: 10/27/2020 14:36
Changes: 06/27/2020 08:28 (38), 06/27/2020 08:33 (17), 10/27/2020 14:36 (1)
Complete: 🔍
Cache ID: 216::103

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