#VU86835 Deserialization of Untrusted Data in Serialize-javascript - CVE-2020-7660

Vulnerability identifier: #VU86835

Vulnerability risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-7660

CWE-ID: CWE-502

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Serialize-javascript

Vendor: Yahoo

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data in the function "deleteFunctions" within "index.js". A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Serialize-javascript: 2.1.0 - 3.0.0

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External links
https://github.com/yahoo/serialize-javascript/commit/f21a6fb3ace2353413761e79717b2d210ba6ccbd

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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