Quick answers
- Is CVE-2022-37258 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2022-37258 being exploited in the wild.
- How severe is CVE-2022-37258?
- Low severity, with a CVSS score of 3.1, published 17 September 2022.
- Which products and versions are affected?
- steal (npm) SEMVER:introduced=0,last_affected=2.3.0.
- Is there a fix for CVE-2022-37258?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2022-37258 attacked?
- It is attacked over the network.
- Am I affected by CVE-2022-37258?
- Check whether you run steal (npm) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
A prototype pollution vulnerability exists in the convertLater function of npm-convert.js in the steal package (versions up to 2.3.0), triggered via improper handling of the packageName variable. The vulnerability is classified as CWE-1321 (Improperly Controlled Modification of Object Prototype Attributes). The attack is network-reachable with no authentication required and no user interaction needed, allowing an attacker to inject malicious properties into JavaScript object prototypes. Successful exploitation can result in arbitrary code execution, integrity violations, and service disruption. Patches should be available in versions after 2.3.0.
Affected products
- stealjs steal up to 2.3.0
Identifiers
- CVE-2022-37258
- GHSA-gvjw-8mmr-8f6g
Timeline
- 2022-09-14: disclosed
- 2022-09-16: advisory
- 2022-09-17: other: Published on OSV