Vulnerability identifier: #VU64865

Vulnerability risk: High

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-25878

CWE-ID: CWE-913

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
protobuf.js
Universal components / Libraries / Programming Languages & Components

Vendor: protobuf.js

Description

The vulnerability allows a remote attacker to modify data on the system.

The vulnerability exists due to Prototype Pollution error in protobufjs. A remote unauthenticated attacker can provide an untrusted user input to the util.setProperty or to the ReflectionObject.setParsedOption functions, and also by parse/load .proto files to modify data on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

protobuf.js: 6.0.0 - 6.11.2

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External links
http://github.com/protobufjs/protobuf.js/pull/1731
http://github.com/protobufjs/protobuf.js/blob/d13d5d5688052e366aa2e9169f50dfca376b32cf/src/util.js%23L176-L197
http://github.com/protobufjs/protobuf.js/commit/b5f1391dff5515894830a6570e6d73f5511b2e8f
http://snyk.io/vuln/SNYK-JS-PROTOBUFJS-2441248
http://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2841507

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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.