{ "data_type": "CVE", "data_format": "MITRE", "data_version": "4.0", "CVE_data_meta": { "ID": "CVE-2023-0836", "ASSIGNER": "secalert@redhat.com", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "n/a", "product": { "product_data": [ { "product_name": "HAProxy", "version": { "version_data": [ { "version_value": "HAProxy 2.8, HAProxy 2.7.1, HAProxy 2.6.8, HAProxy 2.5.11, HAProxy 2.4.21, HAProxy 2.2.27" } ] } } ] } } ] } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-200" } ] } ] }, "references": { "reference_data": [ { "refsource": "MISC", "name": "https://git.haproxy.org/?p=haproxy.git;a=commitdiff;h=2e6bf0a", "url": "https://git.haproxy.org/?p=haproxy.git;a=commitdiff;h=2e6bf0a" }, { "refsource": "DEBIAN", "name": "DSA-5388", "url": "https://www.debian.org/security/2023/dsa-5388" } ] }, "description": { "description_data": [ { "lang": "eng", "value": "An information leak vulnerability was discovered in HAProxy 2.1, 2.2 before 2.2.27, 2.3, 2.4 before 2.4.21, 2.5 before 2.5.11, 2.6 before 2.6.8, 2.7 before 2.7.1. There are 5 bytes left uninitialized in the connection buffer when encoding the FCGI_BEGIN_REQUEST record. Sensitive data may be disclosed to configured FastCGI backends in an unexpected way." } ] } }