Resource exhaustion in Charset Project
CVE-2017-16098
charset 1.0.0 and below are vulnerable to regular expression denial of service. Input of around 50k characters is required for a slow down of around 2 seconds. Unless node was compiled using the -DHTTP_MAX_HEADER_SIZE= option the default header max length is 80kb, so the impact of the ReDoS is relatively low.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.017 (75.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Charset Project
- HackerOne Charset Node Module — versions <1.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- nodesecurity.io/advisories/524 (Third Party Advisory)
- github.com/node-modules/charset/issues/10 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-16098?
- CVE-2017-16098 is a high-severity vulnerability in Charset Project, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2018-06-07.
- How severe is CVE-2017-16098?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-16098 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.