CVE-2018-20822

CVSS V2 Medium 4.3 CVSS V3 Medium 6.5
Description
LibSass 3.5.4 allows attackers to cause a denial-of-service (uncontrolled recursion in Sass::Complex_Selector::perform in ast.hpp and Sass::Inspect::operator in inspect.cpp).
Overview
  • CVE ID
  • CVE-2018-20822
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2019-04-23T14:29:00
  • Last Modified Date
  • 2023-02-28T20:46:46
Weakness Enumerations
CWE URL
CWE-674 http://cwe.mitre.org/data/definitions/674.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:sass-lang:libsass:3.5.4:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/sass/libsass/issues/2671 Exploit Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-20822
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20822
History
Created Old Value New Value Data Type Notes
2022-05-10 16:30:56 Added to TrackCVE
2022-12-03 19:51:59 2019-04-23T14:29Z 2019-04-23T14:29:00 CVE Published Date updated
2022-12-03 19:51:59 2020-08-24T17:37:01 CVE Modified Date updated
2022-12-03 19:51:59 Modified Vulnerability Status updated
2022-12-29 13:08:40 Modified Undergoing Analysis Vulnerability Status updated
2023-02-28 21:08:52 2023-02-28T20:46:46 CVE Modified Date updated
2023-02-28 21:08:52 Undergoing Analysis Analyzed Vulnerability Status updated