Vulnerability · Published Dec 15, 2023 · Assigned by WSO2
CVE-2023-6836
Medium 4.6
In plain English
A medium-severity XML external entity in WSO2 API Manager from WSO2. 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 42% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.6Medium
Exploit odds (30 days)0.5%top 58.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Multiple WSO2 products have been identified as vulnerable due to an XML External Entity (XXE) attack abuses a widely available but rarely used feature of XML parsers to access sensitive information.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | org.wso2.am:wso2am | 4.0.0-beta | GHSA-cr8h-fr86-8vfv |
| Maven | org.wso2.carbon.analytics-common:org.wso2.carbon.event.input.adapter.core | 5.2.23 | GHSA-cr8h-fr86-8vfv |
| Maven | org.wso2.carbon.commons:org.wso2.carbon.ntask.core | 4.7.24 | GHSA-cr8h-fr86-8vfv |
| Maven | org.wso2.carbon.event-processing:org.wso2.carbon.event.processor.core | 2.2.12 | GHSA-cr8h-fr86-8vfv |
| Maven | org.wso2.carbon.governance:org.wso2.carbon.governance.common | 4.8.13 | GHSA-cr8h-fr86-8vfv |
| Maven | org.wso2.carbon.registry:org.wso2.carbon.registry.extensions | 4.7.31 | GHSA-cr8h-fr86-8vfv |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| WSO2 | WSO2 API Manager | 3.0.0.0 – before 3.0.0.1 |
| WSO2 | WSO2 API Manager Analytics | 2.2.0.0 – before 2.2.0.12.5.0.0 – before 2.5.0.1 |
| WSO2 | WSO2 API Microgateway | 2.2.0.0 – before 2.2.0.1 |
| WSO2 | WSO2 Enterprise Integrator | 6.0.0.0 – before 6.0.0.36.1.0.0 – before 6.1.0.56.1.1.0 – before 6.1.1.56.6.0.0 – before 6.6.0.1 |
| WSO2 | WSO2 IS as Key Manager | 5.5.0.0 – before 5.5.0.15.6.0.0 – before 5.6.0.15.7.0.0 – before 5.7.0.15.9.0.0 – before 5.9.0.1 |
| WSO2 | WSO2 Identity Server | 5.4.0.0 – before 5.4.0.15.4.1.0 – before 5.4.1.15.5.0.0 – before 5.5.0.15.6.0.0 – before 5.6.0.1 |
| WSO2 | WSO2 Micro Integrator | 1.0.0.0 – before 1.0.0.1 |
Weakness: CWE-611 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N