Multiple vulnerabilities in CyberMail



Published: 2020-08-12
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-5540
CVE-2020-5541
CWE-ID CWE-79
CWE-601
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		CyberMail
Client/Desktop applications / Messaging software

Vendor CyberSolutions Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Cross-site scripting

EUVDB-ID: #VU45643

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2020-5540

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Note: This vulnerability affects the CyberMail Ver.6.x and Ver.7.x

Mitigation

Install updates from vendor's website.

Vulnerable software versions

CyberMail: before hotfix_cmv7sp3_200616

CPE2.3 External links

http://jvn.jp/en/jp/JVN46258789/index.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Open redirect

EUVDB-ID: #VU45644

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-5541

CWE-ID: CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')

Exploit availability: No

Description

The vulnerability allows a remote attacker to redirect victims to arbitrary URL.

The vulnerability exists due to improper sanitization of user-supplied data. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.

Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.

Note: This vulnerability affects the CyberMail Ver.6.x and Ver.7.x

Mitigation

Install updates from vendor's website.

Vulnerable software versions

CyberMail: before hotfix_cmv7sp3_200616

CPE2.3 External links

http://jvn.jp/en/jp/JVN46258789/index.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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