XXE in Wso2 API Manager
CVE-2023-6836
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.
Vulnerability class: XXE (XML External Entity)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (40.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Wso2 API Manager
- Wso2 API Manager Analytics — versions 2.2.0, 2.5.0
- Wso2 API Microgateway — versions 2.2.0
- Wso2 Enterprise Integrator
- Wso2 Identity Server — versions 5.4.0, 5.4.1, 5.5.0
- Wso2 Identity Server As Key Manager — versions 5.0.0, 5.6.0, 5.7.0
- Wso2 Micro Integrator — versions 1.0.0
- Wso2 API Manager — versions 0, 3.0.0.0
- Wso2 API Manager Analytics — versions 0, 2.2.0.0, 2.5.0.0
- Wso2 API Microgateway — versions 0, 2.2.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- ed10eef1-636d-4fbe-9993-6890dfa878f8 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-6836?
- CVE-2023-6836 is a medium-severity vulnerability in Wso2 API Manager, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 4.6/10. Published 2023-12-15.
- How severe is CVE-2023-6836?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2023-6836 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.