CVE-2021-41097
There is a prototype pollution vulnerability in aurelia-path before version 1.1.7.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.90%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
aurelia-path is part of the Aurelia platform and contains utilities for path manipulation. There is a prototype pollution vulnerability in aurelia-path before version 1.1.7. The vulnerability exposes Aurelia application that uses `aurelia-path` package to parse a string. The majority of this will be Aurelia applications that employ the `aurelia-router` package. An example is this could allow an attacker to change the prototype of base object class `Object` by tricking an application to parse the following URL: `https://aurelia.io/blog/?__proto__[asdf]=asdf`. The problem is patched in version `1.1.7`.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 4.90% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-1321
- Affected
- bluespire/aurelia-path
- Source
- security-advisories@github.com
References
- https://github.com/aurelia/path/commit/7c4e235433a4a2df9acc313fbe891758084fdec1Patch, Third Party Advisory
- https://github.com/aurelia/path/issues/44Exploit, Issue Tracking, Third Party Advisory
- https://github.com/aurelia/path/releases/tag/1.1.7Release Notes, Third Party Advisory
- https://github.com/aurelia/path/security/advisories/GHSA-3c9c-2p65-qvwvMitigation, Third Party Advisory
- https://www.npmjs.com/package/aurelia-pathProduct, Third Party Advisory
- https://github.com/aurelia/path/commit/7c4e235433a4a2df9acc313fbe891758084fdec1Patch, Third Party Advisory
- https://github.com/aurelia/path/issues/44Exploit, Issue Tracking, Third Party Advisory
- https://github.com/aurelia/path/releases/tag/1.1.7Release Notes, Third Party Advisory
- https://github.com/aurelia/path/security/advisories/GHSA-3c9c-2p65-qvwvMitigation, Third Party Advisory
- https://www.npmjs.com/package/aurelia-pathProduct, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.