CVE-2021-41271

CVSS V2 Medium 5 CVSS V3 Medium 5.3
Description
Discourse is a platform for community discussion. In affected versions a maliciously crafted request could cause an error response to be cached by intermediate proxies. This could cause a loss of confidentiality for some content. This issue is patched in the latest stable, beta and tests-passed versions of Discourse.
Overview
  • CVE ID
  • CVE-2021-41271
  • Assigner
  • security-advisories@github.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-11-15T22:15:06
  • Last Modified Date
  • 2021-11-17T21:05:34
Weakness Enumerations
CWE URL
CWE-200 http://cwe.mitre.org/data/definitions/200.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:* 1 OR 2.7.9
cpe:2.3:a:discourse:discourse:2.8.0:beta1:*:*:*:*:*:* 1 OR
cpe:2.3:a:discourse:discourse:2.8.0:beta2:*:*:*:*:*:* 1 OR
cpe:2.3:a:discourse:discourse:2.8.0:beta3:*:*:*:*:*:* 1 OR
cpe:2.3:a:discourse:discourse:2.8.0:beta4:*:*:*:*:*:* 1 OR
cpe:2.3:a:discourse:discourse:2.8.0:beta5:*:*:*:*:*:* 1 OR
cpe:2.3:a:discourse:discourse:2.8.0:beta6:*:*:*:*:*:* 1 OR
cpe:2.3:a:discourse:discourse:2.8.0:beta7:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 5.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://github.com/discourse/discourse/security/advisories/GHSA-hf6r-mc9j-hf4p Third Party Advisory
https://github.com/discourse/discourse/commit/2da0001965c6d8632d723c46ea5df9f22a1a23f1 Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-41271
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41271
History
Created Old Value New Value Data Type Notes
2022-05-10 06:46:29 Added to TrackCVE
2022-12-05 14:35:25 2021-11-15T22:15Z 2021-11-15T22:15:06 CVE Published Date updated
2022-12-05 14:35:25 2021-11-17T21:05:34 CVE Modified Date updated
2022-12-05 14:35:25 Analyzed Vulnerability Status updated