Vulnerability · Published May 26, 2021 · Assigned by redhat
CVE-2020-27831
Medium 4.3
In plain English
A medium-severity improper access control in quay. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 46% of all known vulnerabilities).
Severity (CVSS NVD)4.3Medium
Exploit odds (30 days)0.5%top 54.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
Weakness: CWE-284
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1905758 x_refsource_MISC