node-jsonwebtoken up to 8.5.1 jwt.verify secretOrPublicKey input validation

CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

A vulnerability was found in node-jsonwebtoken up to 8.5.1. It has been declared as critical. Affected by this vulnerability is the function jwt.verify. The manipulation of the argument secretOrPublicKey with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

node-jsonwebtoken is a JsonWebToken implementation for node.js. For versions `<= 8.5.1` of `jsonwebtoken` library, if a malicious actor has the ability to modify the key retrieval parameter (referring to the `secretOrPublicKey` argument from the readme link of the `jwt.verify()` function, they can write arbitrary files on the host machine. Users are affected only if untrusted entities are allowed to modify the key retrieval parameter of the `jwt.verify()` on a host that you control. This issue has been fixed, please update to version 9.0.0.

The weakness was released 12/22/2022 as GHSA-27h2-hvpr-p74q. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2022-23529 since 01/19/2022. Technical details of the vulnerability are known, but there is no available exploit.

The real existence of this vulnerability is still doubted at the moment.

Upgrading to version 9.0.0 eliminates this vulnerability. Applying the patch e1fa9dcc12054a8681db4e6373da1b30cf7016e3 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Productinfo

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.2

VulDB Base Score: 7.6
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 7.6
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: node-jsonwebtoken 9.0.0
Patch: e1fa9dcc12054a8681db4e6373da1b30cf7016e3

Timelineinfo

01/19/2022 🔍
12/22/2022 +337 days 🔍
12/22/2022 +0 days 🔍
01/22/2023 +31 days 🔍

Sourcesinfo

Advisory: GHSA-27h2-hvpr-p74q
Status: Confirmed
Disputed: 🔍

CVE: CVE-2022-23529 (🔍)

Entryinfo

Created: 12/22/2022 08:52
Updated: 01/22/2023 10:02
Changes: 12/22/2022 08:52 (52), 01/10/2023 16:43 (2), 01/22/2023 10:02 (11)
Complete: 🔍

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