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Security Advisories: GSA_kwCzR0hTQS1md3I3LXYybXYtaGgyNc05EQ
Prototype Pollution in async
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.
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS1md3I3LXYybXYtaGgyNc05EQ
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: about 2 years ago
Updated: 3 months ago
CVSS Score: 7.8
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Identifiers: GHSA-fwr7-v2mv-hh25, CVE-2021-43138
References:
- https://nvd.nist.gov/vuln/detail/CVE-2021-43138
- https://github.com/caolan/async/commit/e1ecdbf79264f9ab488c7799f4c76996d5dca66d
- 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/pull/1828
- https://github.com/caolan/async/commit/8f7f90342a6571ba1c197d747ebed30c368096d2
- https://github.com/caolan/async/blob/v2.6.4/CHANGELOG.md#v264
- https://github.com/caolan/async/compare/v2.6.3...v2.6.4
- https://jsfiddle.net/oz5twjd9
- https://lists.fedoraproject.org/archives/list/[email protected]/message/MTEUUTNIEBHGKUKKLNUZSV7IEP6IP3Q3
- https://lists.fedoraproject.org/archives/list/[email protected]/message/UM6XJ73Q3NAM5KSGCOKJ2ZIA6GUWUJLK
- https://github.com/advisories/GHSA-fwr7-v2mv-hh25
Blast Radius: 46.5
Affected Packages
npm:async
Dependent packages: 35,469Dependent repositories: 926,631
Downloads: 204,910,019 last month
Affected Version Ranges: >= 2.0.0, < 2.6.4, >= 3.0.0, < 3.2.2
Fixed in: 2.6.4, 3.2.2
All affected versions: 2.0.0, 2.0.1, 2.1.0, 2.1.1, 2.1.2, 2.1.4, 2.1.5, 2.2.0, 2.3.0, 2.4.0, 2.4.1, 2.5.0, 2.6.0, 2.6.1, 2.6.2, 2.6.3, 3.0.0, 3.0.1, 3.1.0, 3.1.1, 3.2.0, 3.2.1
All unaffected versions: 0.1.0, 0.1.1, 0.1.2, 0.1.3, 0.1.4, 0.1.5, 0.1.6, 0.1.7, 0.1.8, 0.1.9, 0.1.10, 0.1.11, 0.1.12, 0.1.13, 0.1.14, 0.1.15, 0.1.16, 0.1.17, 0.1.18, 0.1.19, 0.1.20, 0.1.21, 0.1.22, 0.2.0, 0.2.1, 0.2.2, 0.2.3, 0.2.4, 0.2.5, 0.2.6, 0.2.7, 0.2.8, 0.2.9, 0.2.10, 0.3.0, 0.4.0, 0.4.1, 0.5.0, 0.6.0, 0.6.1, 0.6.2, 0.7.0, 0.8.0, 0.9.0, 0.9.2, 1.0.0, 1.1.0, 1.1.1, 1.2.0, 1.2.1, 1.3.0, 1.4.0, 1.4.1, 1.4.2, 1.5.0, 1.5.1, 1.5.2, 2.6.4, 3.2.2, 3.2.3, 3.2.4, 3.2.5