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Advisory details: gitlab / npm/ua-parser/CVE-2017-16086
Advisory ID gitlab/npm/ua-parser/CVE-2017-16086
Aliases CVE-2017-16086
Summary Uncontrolled Resource Consumption ua-parser is vulnerable to a ReDoS (Regular Expression Denial of Service) attack when given a specially crafted UserAgent header.
Status Published
Exploitability 2.0
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (3)
CWE-400 Uncontrolled Resource Consumption
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv2 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/ua-parser/CVE-2017-16086.yml
cvssv3 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/ua-parser/CVE-2017-16086.yml
Reference id Reference type URL
CVE-2017-16086 https://nvd.nist.gov/vuln/detail/CVE-2017-16086
Data source Metasploit
Description This module exploits a Regular Expression Denial of Service vulnerability in the npm module "ua-parser-js". Server-side applications that use "ua-parser-js" for parsing the browser user-agent string will be vulnerable if they call the "getOS" or "getResult" functions. This vulnerability was fixed as of version 0.7.16.
Note 
Stability:
  - crash-service-down
SideEffects: []
Reliability: []
Ransomware campaign use Unknown
Source URL https://github.com/rapid7/metasploit-framework/tree/master/modules/auxiliary/dos/http/ua_parser_js_redos.rb
Data source Metasploit
Description This module exploits a Regular Expression Denial of Service vulnerability in the npm module "ua-parser-js". Server-side applications that use "ua-parser-js" for parsing the browser user-agent string will be vulnerable if they call the "getOS" or "getResult" functions. This vulnerability was fixed as of version 0.7.16.
Note 
Stability:
  - crash-service-down
SideEffects: []
Reliability: []
Ransomware campaign use Unknown
Source URL https://github.com/rapid7/metasploit-framework/tree/master/modules/auxiliary/dos/http/ua_parser_js_redos.rb

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/ua-parser/CVE-2017-16086.yml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/ua-parser/CVE-2017-16086.yml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.