CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
Low
SSVC
Exploitation
poc
Automatable
yes
Technical Impact
partial
Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. This report details a security vulnerability in Argo CD, where an unauthenticated attacker can send a specially crafted large JSON payload to the /api/webhook endpoint, causing excessive memory allocation that leads to service disruption by triggering an Out Of Memory (OOM) kill. The issue poses a high risk to the availability of Argo CD deployments. This vulnerability is fixed in 2.11.6, 2.10.15, and 2.9.20.
[
{
"vendor": "argoproj",
"product": "argo-cd",
"versions": [
{
"status": "affected",
"version": ">= 1.0.0, < 2.9.20"
},
{
"status": "affected",
"version": ">= 2.10.0, < 2.10.15"
},
{
"status": "affected",
"version": ">= 2.11.0, < 2.11.6"
}
]
}
]
[
{
"cpes": [
"cpe:2.3:a:argoproj:argo-cd:*:*:*:*:*:*:*:*"
],
"vendor": "argoproj",
"product": "argo-cd",
"versions": [
{
"status": "affected",
"version": "1.0.0",
"lessThan": "2.9.20",
"versionType": "custom"
},
{
"status": "affected",
"version": "2.10.0",
"lessThan": "2.10.15",
"versionType": "custom"
},
{
"status": "affected",
"version": "2.11.0",
"lessThan": "2.11.6",
"versionType": "custom"
}
],
"defaultStatus": "unknown"
}
]
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
Low
SSVC
Exploitation
poc
Automatable
yes
Technical Impact
partial