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    Dashboard / CVE / CVE-2021-43138

    CVE-2021-43138

    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.

    Published:Apr 6, 2022
    Last Modified:Nov 21, 2024
    EPS:Apr 6, 2022
    EPSS Score:0.00907
    CVSS Score:7.8

    Affected Products

    Vendor
    Async Project
    Product
    Async
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Redhat
    Product
    Rhmt
    Vendor
    Redhat
    Product
    Service Mesh

    Exploits

    https://jsfiddle.net/oz5twjd9/https://jsfiddle.net/oz5twjd9/

    References

    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/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/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High