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.
References (10)
Core 10
Core References
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTEUUTNIEBHGKUKKLNUZSV7IEP6IP3Q3/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UM6XJ73Q3NAM5KSGCOKJ2ZIA6GUWUJLK/
Third Party Advisory
https://github.com/caolan/async/blob/master/lib/internal/iterator.js
Third Party Advisory
https://github.com/caolan/async/blob/master/lib/mapValuesLimit.js
Release Notes, Third Party Advisory
https://github.com/caolan/async/blob/v2.6.4/CHANGELOG.md#v264
Patch, Third Party Advisory
https://github.com/caolan/async/commit/e1ecdbf79264f9ab488c7799f4c76996d5dca66d
Patch, Third Party Advisory
https://github.com/caolan/async/compare/v2.6.3...v2.6.4
Patch, Third Party Advisory
https://github.com/caolan/async/pull/1828
Exploit, Third Party Advisory
https://jsfiddle.net/oz5twjd9/
Vendor Advisory
https://security.netapp.com/advisory/ntap-20240621-0006/
Scores
CVSS v3
7.8
EPSS
0.0066
EPSS Percentile
71.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-1321
Status
published
Products (4)
async_project/async
< 2.6.4
fedoraproject/fedora
36
fedoraproject/fedora
37
npm/async
3.0.0 - 3.2.2npm
Published
Apr 06, 2022
Tracked Since
Feb 18, 2026