CVE-2016-10703
Denial of Service in ecstatic
7.5
HIGH
CVSS 3.1
EPSS 1.5%
Description
`ecstatic`, a simple static file server middleware, is vulnerable to denial of service. If a payload with a large number of null bytes (`%00`) is provided by an attacker it can crash ecstatic by running it out of memory. [Results from the original advisory](https://www.checkmarx.com/advisories/denial-of-service-dos-vulnerability-in-ecstatic-npm-package/) ``` A payload of 22kB caused a lag of 1 second, A payload of 35kB caused a lag of 3 seconds, A payload of 86kB caused the server to crash ``` ## Recommendation Update to version 2.0.0 or later.
How to fix CVE-2016-10703
To remediate CVE-2016-10703, upgrade the affected package to a fixed version below.
- —upgrade to 2.0.0 or later
Is CVE-2016-10703 being exploited?
Low — EPSS is 1.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.0.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |