Resource exhaustion in HackerOne Ua-Parser Node Module
CVE-2017-16086
ua-parser is a port of Browserscope's user agent parser. ua-parser is vulnerable to a ReDoS (Regular Expression Denial of Service) attack when given a specially crafted UserAgent header.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.092 (94.8th percentile) — read the EPSS interpretation.
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.
Affected products
- Hackerone Ua-parser Node Module — versions All versions
- Ua-parser_project Ua-parser
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support@hackerone.com (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2017-16086?
- CVE-2017-16086 is a high-severity vulnerability in HackerOne Ua-Parser Node Module, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2018-06-07.
- How severe is CVE-2017-16086?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-16086 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.