Vulnerability Details : CVE-2020-27831
A flaw was found in Red Hat Quay, where it does not properly protect the authorization token when authorizing email addresses for repository email notifications. This flaw allows an attacker to add email addresses they do not own to repository notifications.
Vulnerability category: BypassGain privilege
Products affected by CVE-2020-27831
- cpe:2.3:a:redhat:quay:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-27831
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 21 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-27831
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:P/A:N |
8.0
|
2.9
|
NIST | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
2.8
|
1.4
|
NIST |
CWE ids for CVE-2020-27831
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: secalert@redhat.com (Secondary)
-
The product transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorized interception and/or retrieval.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-27831
-
https://bugzilla.redhat.com/show_bug.cgi?id=1905758
Issue Tracking;Vendor Advisory
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