high7.8
CVE-2021-43138
Prototype Pollution in async
Impact
A vulnerability exists in Async through 3.2.1 for 3.x and through 2.6.3 for 2.x (fixed in 3.2.2 and 2.6.4), which could let a malicious user obtain privileges via the `mapValues()` method.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| npm | async | >= 3.0.0, < 3.2.2 | 3.2.2 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Async Project | Async | before 2.6.4 from 3.0.0 before 3.2.2 |
| Fedoraproject | Fedora | Versions 36, 37 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/caolan/async/blob/master/lib/internal/iterator.js
- https://github.com/caolan/async/blob/master/lib/mapValuesLimit.js
- https://github.com/caolan/async/blob/v2.6.4/CHANGELOG.md#v264
- https://github.com/caolan/async/commit/e1ecdbf79264f9ab488c7799f4c76996d5dca66d
- https://github.com/caolan/async/compare/v2.6.3...v2.6.4
- https://github.com/caolan/async/pull/1828
- https://jsfiddle.net/oz5twjd9/
- 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/advisories/GHSA-fwr7-v2mv-hh25
- https://nvd.nist.gov/vuln/detail/CVE-2021-43138
- https://github.com/caolan/async/commit/8f7f90342a6571ba1c197d747ebed30c368096d2
- https://jsfiddle.net/oz5twjd9
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MTEUUTNIEBHGKUKKLNUZSV7IEP6IP3Q3
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UM6XJ73Q3NAM5KSGCOKJ2ZIA6GUWUJLK
- 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