CVE-2023-45827
Published: 06 November 2023
Summary
CVE-2023-45827 is a high-severity Prototype Pollution (CWE-1321) vulnerability in Clickbar Dot-Diver. Its CVSS base score is 7.3 (High).
Operationally, ranked in the top 6.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2023-45827 is a prototype pollution vulnerability (CWE-1321) affecting the setByPath function in the dot-diver TypeScript utility library, which provides dependency-free functions for working with object paths in dot notation. The flaw exists in all versions prior to 1.0.2 and carries a CVSS 3.1 score of 7.3.
An unauthenticated remote attacker can supply a crafted input to setByPath that pollutes Object.prototype, enabling remote code execution with impacts on confidentiality, integrity, and availability.
The official GitHub security advisory GHSA-9w5f-mw3p-pj47 and the fixing commit 98daf567 state that the issue is resolved in release 1.0.2; users are instructed to upgrade, and the advisory notes that no workarounds exist.
The associated EPSS score has remained flat at 0.1020 with no material rise after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-2942
Vulnerability details
Dot diver is a lightweight, powerful, and dependency-free TypeScript utility library that provides types and functions to work with object paths in dot notation. In versions prior to 1.0.2 there is a Prototype Pollution vulnerability in the `setByPath` function which…
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can leads to remote code execution (RCE). This issue has been addressed in commit `98daf567` which has been included in release 1.0.2. Users are advised to upgrade. There are no known workarounds to this vulnerability.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.