CVE catalog
CVE-2021-43138
node-async: CVE-2021-43138
- Severity
- High · CVSS 7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 3.35% · Oct 27, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | node-async | sid | 3.2.6+dfsg-3 | not affected |
| Debian | node-async | forky | 3.2.6+dfsg-3 | not affected |
| Debian | node-async | trixie | 3.2.6+dfsg-2 | not affected |
| Debian | node-async | bookworm | 0.8.0-6 | not affected |
| Npm | async | Not reported | 3.2.2 | fixed |
| Npm | async | Not reported | 2.6.4 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | node-async | source | sid | Not affected | unimportant | Not reported | Not reported |
| Debian | node-async | source | forky | Not affected | unimportant | Not reported | Not reported |
| Debian | node-async | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | node-async | source | bookworm | Not affected | unimportant | Not reported | Not reported |
| Npm | async | npm | Not reported | 3.2.2 | Not reported | Not reported | Not reported |
| Npm | async | npm | Not reported | 2.6.4 | Not reported | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libjs-async]Not affected
Source package: [node-async]
Details (2)
0.8.0-6· all · bookwormNot affected
dsa · node-async · debian · bookworm
0.8.0-6· all · bookwormNot affected
dsa · node-async · debian · bookworm
- [node-async]Not affected
Details (2)
0.8.0-6· all · bookwormNot affected
dsa · node-async · debian · bookworm
0.8.0-6· all · bookwormNot affected
dsa · node-async · debian · bookworm
Observed:
References
- [https://access.redhat.com/errata/RHSA-2023:3645]
- [https://ftp.suse.com/pub/projects/security/csaf/suse-ru-2024_0511-1.json]
- [https://osv.dev/vulnerability/GHSA-fwr7-v2mv-hh25]
- [https://security-tracker.debian.org/tracker/CVE-2021-43138]
- [https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-0909.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]