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Improper Verification of Cryptographic Signature in Whale Browser Installer



Published: 2020-05-22
Severity High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2020-9753
CWE ID CWE-347
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
Whale Browser Installer
Client/Desktop applications / Web browsers

Vendor Naver

Security Advisory

This security advisory describes one high risk vulnerability.

1) Improper Verification of Cryptographic Signature

Severity: High

CVSSv3: 7.9 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-9753

CWE-ID: CWE-347 - Improper Verification of Cryptographic Signature

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to affected software does not support signature verification for Flash installer. A remote attacker can bypass implemented security restrictions.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Whale Browser Installer: -

CPE External links

https://cve.naver.com/detail/cve-2020-9753

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.