CVE-2018-3767 json
Denial of Service in memjs
published 2018-07-05 8 y ago modified 2026-06-17 4 mo ago also GHSA-cx8m-8xmx-q8v3 , EUVD-2018-0585
- cvss
- 9.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.5%
- EPSS 1.5% chance of exploitation in 30 days, percentile 73%
- public exploits
- 0
- none known
Summary
`memjs` versions <= 1.1.0 allocates and stores buffers on typed input, resulting in DoS and uninitialized memory usage.
Exploit prediction
1.45% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- hackerone.com https://hackerone.com/reports/319809 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 9.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
| NVD | 2.0 | 6.4 | AV:N/AC:L/Au:N/C:P/I:N/A:P |
| GitHub | 3.0 | 9.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | memjs | <=1.2.0 |
no fix listed |
Affected products
- https://github.com/memcachier memjs
Classification
- Weakness
-
- CWE-400 Uncontrolled Resource Consumption
References
-
hackerone.com
/reports/319809
web, exploit, issue-tracking, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2018-3767
advisory
-
github.com
/advisories/GHSA-cx8m-8xmx-q8v3
advisory
-
npmjs.com
/advisories/970
web
Sources
- CVE List CVE-2018-3767
- GitHub Advisory GHSA-cx8m-8xmx-q8v3
- NVD CVE-2018-3767
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.