High severity · published Dec 15, 2023
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…
7.5
CVSS
0.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WA
WSO2 API Manager · WSO2
3.0.0.0 before 3.0.0.1 · source: vendor
WA
WSO2 API Manager Analytics · WSO2
2.2.0.0 before 2.2.0.1; 2.5.0.0 before 2.5.0.1 · source: vendor
WA
WSO2 API Microgateway · WSO2
2.2.0.0 before 2.2.0.1 · source: vendor
WE
WSO2 Enterprise Integrator · WSO2
6.0.0.0 before 6.0.0.3; 6.1.0.0 before 6.1.0.5; 6.1.1.0 before 6.1.1.5; 6.6.0.0 before 6.6.0.1 · source: vendor
WI
WSO2 IS as Key Manager · WSO2
5.5.0.0 before 5.5.0.1; 5.6.0.0 before 5.6.0.1; 5.7.0.0 before 5.7.0.1; 5.9.0.0 before 5.9.0.1 · source: vendor
WI
WSO2 Identity Server · WSO2
5.4.0.0 before 5.4.0.1; 5.4.1.0 before 5.4.1.1; 5.5.0.0 before 5.5.0.1; 5.6.0.0 before 5.6.0.1 · source: vendor
WM
WSO2 Micro Integrator · WSO2
1.0.0.0 before 1.0.0.1 · source: vendor
AM
Api Manager · Wso2
through 3.0.0 · source: NVD
AM
Api Manager Analytics · Wso2
2.2.0; 2.5.0 · source: NVD
AM
Api Microgateway · Wso2
2.2.0 · source: NVD
EI
Enterprise Integrator · Wso2
through 6.6.0 · source: NVD
IS
Identity Server · Wso2
5.4.0; 5.4.1; 5.5.0; 5.6.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-6836
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-6836
Vendor Advisory
https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2021/WSO2-2020-0716/
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