CVE-2021-21354

CVSS V2 Medium 5.8 CVSS V3 Medium 6.1
Description
Pollbot is open source software which "frees its human masters from the toilsome task of polling for the state of things during the Firefox release process." In Pollbot before version 1.4.4 there is an open redirection vulnerability in the path of "https://pollbot.services.mozilla.com/". An attacker can redirect anyone to malicious sites. To Reproduce type in this URL: "https://pollbot.services.mozilla.com//evil.com/". Affected versions will redirect to that website when you inject a payload like "//evil.com/". This is fixed in version 1.4.4.
Overview
  • CVE ID
  • CVE-2021-21354
  • Assigner
  • security-advisories@github.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-03-08T19:15:13
  • Last Modified Date
  • 2021-03-12T15:21:09
Weakness Enumerations
CWE URL
CWE-601 http://cwe.mitre.org/data/definitions/601.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mozilla:pollbot:*:*:*:*:*:*:*:* 1 OR 1.4.4
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 5.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • CHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 6.1
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 2.7
References
Reference URL Reference Tags
https://github.com/mozilla/PollBot/commit/6db74a4fcbff258c7cdf51a6ff0724fc10c485e5 Patch Third Party Advisory
https://github.com/mozilla/PollBot/pull/333 Patch Third Party Advisory
https://cheatsheetseries.owasp.org/cheatsheets/Unvalidated_Redirects_and_Forwards_Cheat_Sheet.html Third Party Advisory
https://github.com/mozilla/PollBot/releases/tag/v1.4.4 Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1694684 Issue Tracking Permissions Required Third Party Advisory
https://github.com/mozilla/PollBot/security/advisories/GHSA-jhgx-wmq8-jc24 Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-21354
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21354
History
Created Old Value New Value Data Type Notes
2022-05-10 07:20:08 Added to TrackCVE
2022-12-05 23:16:21 2021-03-08T19:15Z 2021-03-08T19:15:13 CVE Published Date updated
2022-12-05 23:16:21 2021-03-12T15:21:09 CVE Modified Date updated
2022-12-05 23:16:21 Analyzed Vulnerability Status updated