CVE-2021-21354

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.

CVSS v3.0 6.1 MEDIUM
CVSS v2.0 5.8 MEDIUM

6.1^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

5.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:N

Exploitability : 8.6 / Impact : 4.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
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

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Configurations

Configuration 1 (hide)

cpe:2.3:a:mozilla:pollbot:*:*:*:*:*:*:*:*

Information

Published : 2021-03-08 11:15

Updated : 2021-03-12 07:21

NVD link : CVE-2021-21354

Mitre link : CVE-2021-21354

JSON object : View

CWE

CWE-601

URL Redirection to Untrusted Site ('Open Redirect')

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Products Affected

mozilla

pollbot

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