CVE-2019-10773

CVSS V2 Medium 6.8 CVSS V3 High 7.8
Description
In Yarn before 1.21.1, the package install functionality can be abused to generate arbitrary symlinks on the host filesystem by using specially crafted "bin" keys. Existing files could be overwritten depending on the current user permission set.
Overview
  • CVE ID
  • CVE-2019-10773
  • Assigner
  • report@snyk.io
  • Vulnerability Status
  • Modified
  • Published Version
  • 2019-12-16T20:15:14
  • Last Modified Date
  • 2020-02-08T04:15:10
Weakness Enumerations
CWE URL
CWE-59 http://cwe.mitre.org/data/definitions/59.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:yarnpkg:yarn:*:*:*:*:*:*:*:* 1 OR 1.21.1
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/yarnpkg/yarn/issues/7761#issuecomment-565493023 Exploit Third Party Advisory
https://snyk.io/vuln/SNYK-JS-YARN-537806, Broken Link
https://github.com/yarnpkg/yarn/commit/039bafd74b7b1a88a53a54f8fa6fa872615e90e7 Patch Third Party Advisory
https://blog.daniel-ruf.de/critical-design-flaw-npm-pnpm-yarn/ Exploit Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3HIZW4NZVV5QY5WWGW2JRP3FHYKZ6ZJ5/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ITY5BC63CCC647DFNUQRQ5AJDKUKUNBI/
https://access.redhat.com/errata/RHSA-2020:0475
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-10773
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-10773
History
Created Old Value New Value Data Type Notes
2022-05-10 16:50:33 Added to TrackCVE
2022-12-04 07:55:47 2019-12-16T20:15Z 2019-12-16T20:15:14 CVE Published Date updated
2022-12-04 07:55:47 2020-02-08T04:15:10 CVE Modified Date updated
2022-12-04 07:55:47 Modified Vulnerability Status updated