CVE-2022-23463 SpEL Injection in Nepxion Discovery

2022-09-2404:40:12

CWE-917

GitHub_M

www.cve.org

nepxion discovery

spring cloud

spel injection

remote code execution

java classes

vulnerability

CVSS3

9.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

AI Score

Confidence

High

EPSS

0.004

Percentile

73.7%

JSON

Nepxion Discovery is a solution for Spring Cloud. Discover is vulnerable to SpEL Injection in discovery-commons. DiscoveryExpressionResolver’s eval method is evaluating expression with a StandardEvaluationContext, allowing the expression to reach and interact with Java classes such as java.lang.Runtime, leading to Remote Code Execution. There is no patch available for this issue at time of publication. There are no known workarounds.

CNA Affected

[
  {
    "product": "Discover",
    "vendor": "Nepxion",
    "versions": [
      {
        "lessThanOrEqual": "6.16.2",
        "status": "affected",
        "version": "6.16.2",
        "versionType": "custom"
      }
    ]
  }
]