CVE-2021-23507
What it is
The package object-path-set before 1.0.2 are vulnerable to Prototype Pollution via the setPath method, as it allows an attacker to merge object prototypes into it. *Note:* This vulnerability derives from an incomplete fix in https://security.snyk.io/vuln/SNYK-JS-OBJECTPATHSET-607908
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of service disruption.
- Exploit odds
- 2.1% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 2.1% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 2.1% · EPSS, next 30 days
- Weakness
- CWE-1321 · Prototype pollution
- Record status
- Modified
Affected
- Skratchdot object-path-set < 1.0.2
Attack profile CVSS 3.1 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2021-23507.md and follow it. Check whether this project is affected by CVE-2021-23507. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761
- https://github.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761
References
- https://github.com/skratchdot/object-path-set/blob/577f5299fed15bb9edd11c940ff3cf0b9f4748d5/index.js%23L8
- https://github.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761
- https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation/
- https://snyk.io/vuln/SNYK-JS-OBJECTPATHSET-2388576
- https://github.com/skratchdot/object-path-set/blob/577f5299fed15bb9edd11c940ff3cf0b9f4748d5/index.js%23L8
- https://github.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761
- https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation/
- https://snyk.io/vuln/SNYK-JS-OBJECTPATHSET-2388576