CVE-2018-3721
Description
lodash node module before 4.17.5 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability via defaultsDeep, merge, and mergeWith functions, which allows a malicious user to modify the prototype of "Object" via __proto__, causing the addition or modification of an existing property that will exist on all objects.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 4.17.11+dfsg-1 |
| sid | Fixed | 4.17.11+dfsg-1 |
| forky | Fixed | 4.17.11+dfsg-1 |
| bullseye | Fixed | 4.17.11+dfsg-1 |
| bookworm | Fixed | 4.17.11+dfsg-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| RubyGems | lodash-rails | <>= 4.17.5 | >= 4.17.5 |
| npm | lodash | <4.17.5 | 4.17.5 |
| RubyGems | lodash-rails | <4.17.5 | 4.17.5 |
References
- https://github.com/advisories/GHSA-fvqr-27wr-82fm
- https://nvd.nist.gov/vuln/detail/CVE-2018-3721
- https://github.com/lodash/lodash/commit/d8e069cc3410082e44eb18fcf8e7f3d08ebe1d4a
- https://hackerone.com/reports/310443
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/lodash-rails/CVE-2018-3721.yml
- https://security.netapp.com/advisory/ntap-20190919-0004
- https://security-tracker.debian.org/tracker/CVE-2018-3721
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.