Denial of service in Google Gson



Published: 2021-12-02 | Updated: 2022-06-14
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-25647
CWE-ID CWE-502
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Gson
Web applications / JS libraries

Vendor Google

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Deserialization of Untrusted Data

EUVDB-ID: #VU64152

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-25647

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to insecure input validation when processing serialized data passed to writeReplace() method. A remote attacker can pass specially crafted data to the application and perform a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Gson: 2.0 - 2.8.8

External links

http://github.com/google/gson/pull/1991


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.



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