CVE-2022-23463 SpEL Injection in Nepxion Discovery
Attackers can execute arbitrary code via SpEL injection in Nepxion Discovery's expression resolver, requiring immediate attention from Spring Cloud users.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-23463?
CVE-2022-23463 is a critical code injection vulnerability in Nepxion Discover, published on 24 Sep 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-917
Which versions are affected by CVE-2022-23463?
2 open source packages ship an affected version, including com.nepxion:discovery. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
com.nepxion:discovery Maven | All versions to 6.16.2 | None |
com.nepxion:discovery Maven | All versions to 6.16.2 | None |
Products include Nepxion Discovery.
How do I fix CVE-2022-23463?
No fix has been published for CVE-2022-23463 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2022-23463 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-23463 exists.
Other vulnerabilities in Nepxion Discover
Sources
Also known as GHSA-q979-9m39-23mq.