Description
In Async before 2.6.4 and 3.x before 3.2.2, a malicious user can obtain privileges via the mapValues() method, aka lib/internal/iterator.js createObjectIterator prototype pollution.
Metrics
CVSS 3.1 7.8/10
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- https://github.com/caolan/async/blob/master/lib/internal/iterator.jsThird Party Advisory
- https://github.com/caolan/async/blob/master/lib/mapValuesLimit.jsThird Party Advisory
- https://github.com/caolan/async/blob/v2.6.4/CHANGELOG.md#v264Release Notes, Third Party Advisory
- https://github.com/caolan/async/commit/e1ecdbf79264f9ab488c7799f4c76996d5dca66dPatch, Third Party Advisory
- https://github.com/caolan/async/compare/v2.6.3...v2.6.4Patch, Third Party Advisory
- https://github.com/caolan/async/pull/1828Patch, Third Party Advisory
- https://jsfiddle.net/oz5twjd9/Exploit, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTEUUTNIEBHGKUKKLNUZSV7IEP6IP3Q3/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UM6XJ73Q3NAM5KSGCOKJ2ZIA6GUWUJLK/
- https://security.netapp.com/advisory/ntap-20240621-0006/
- https://github.com/caolan/async/blob/master/lib/internal/iterator.jsThird Party Advisory
- https://github.com/caolan/async/blob/master/lib/mapValuesLimit.jsThird Party Advisory
- https://github.com/caolan/async/blob/v2.6.4/CHANGELOG.md#v264Release Notes, Third Party Advisory
- https://github.com/caolan/async/commit/e1ecdbf79264f9ab488c7799f4c76996d5dca66dPatch, Third Party Advisory
- https://github.com/caolan/async/compare/v2.6.3...v2.6.4Patch, Third Party Advisory
- https://github.com/caolan/async/pull/1828Patch, Third Party Advisory
- https://jsfiddle.net/oz5twjd9/Exploit, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTEUUTNIEBHGKUKKLNUZSV7IEP6IP3Q3/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UM6XJ73Q3NAM5KSGCOKJ2ZIA6GUWUJLK/
- https://security.netapp.com/advisory/ntap-20240621-0006/
Timeline
- Published
- Apr 6, 2022
- Last modified
- Jun 17, 2026
- NVD status
- Modified