Medium severity · published Feb 16, 2022
CVE-2021-3557
A flaw was found in argocd
6.5
CVSS
0.8%
EPSS
No
On KEV
Description
A flaw was found in argocd. Any unprivileged user is able to deploy argocd in their namespace and with the created ServiceAccount argocd-argocd-server, the unprivileged user is able to read all resources of the cluster including all secrets which might enable privilege escalations. The highest threat from this vulnerability is to data confidentiality.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 55% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AC
Argo CD · Argoproj
before 1.1.1 · source: NVD
OG
Openshift Gitops · Redhat
1.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-3557
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-3557
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1961929
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