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Status published
High
CVE-2021-43138
In Async before 2.6.4 and 3.x before 3.2.2, a malicious...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://github.com/caolan/async/blob/master/lib/internal/iterator.js
- https://github.com/caolan/async/blob/master/lib/mapValuesLimit.js
- https://jsfiddle.net/oz5twjd9/
- https://github.com/caolan/async/commit/e1ecdbf79264f9ab488c7799f4c76996d5dca66d
- https://github.com/caolan/async/blob/v2.6.4/CHANGELOG.md#v264
- https://github.com/caolan/async/pull/1828
- https://github.com/caolan/async/compare/v2.6.3...v2.6.4
- 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/
Affected Vendor
async project
View all reports →Affected Software
async, fedora
Vulnerable Versions:
0, 3.0.0, 36, 37
Timeline
Official Publish:
April 6th, 2022
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.