Fortinet FortiMail up to 6.2.7/6.4.4 Hash signature verification

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.6$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Fortinet FortiMail up to 6.2.7/6.4.4. This affects an unknown function of the component Hash Handler. The manipulation results in signature verification. This vulnerability is known as CVE-2021-24020. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Fortinet FortiMail up to 6.2.7/6.4.4. Affected is an unknown part of the component Hash Handler. The manipulation with an unknown input leads to a signature verification vulnerability. CWE is classifying the issue as CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 07/10/2021 as FG-IR-21-027. The advisory is available at fortiguard.com. This vulnerability is traded as CVE-2021-24020. The technical details are unknown and an exploit is not available.

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

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

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

CVSSv2info

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

Exploitinginfo

Class: Signature verification
CWE: CWE-347 / CWE-345
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

01/13/2021 🔍
07/10/2021 +177 days 🔍
07/10/2021 +0 days 🔍
07/11/2021 +1 days 🔍

Sourcesinfo

Vendor: fortinet.com

Advisory: FG-IR-21-027
Status: Not defined
Confirmation: 🔍

CVE: CVE-2021-24020 (🔍)
GCVE (CVE): GCVE-0-2021-24020
GCVE (VulDB): GCVE-100-178230

Entryinfo

Created: 07/10/2021 09:20
Updated: 07/11/2021 19:16
Changes: 07/10/2021 09:20 (37), 07/11/2021 19:09 (3), 07/11/2021 19:16 (1)
Complete: 🔍
Cache ID: 216::103

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