CVE-2023-0836
Quick assessment
Affected
n/a HAProxy
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Haproxy HAProxy是法国Haproxy公司的一款开源的TCP/HTTP负载均衡服务器。该服务器提供4层、7层代理，并能支持上万级别的连接，具有高效、稳定等特点。 HAProxy存在安全漏洞。攻击者利用该漏洞导致敏感信息泄露。以下产品和版本受到影响：HAProxy 2.1版本，2.2.27之前的2.2.x版本，2.3版本，2.4.21之前的2.4.x版本，2.5.11之前的2.5.x版本，2.6.8之前的2.6.x版本，2.7.1之前的2.7.x版本。
Possible ATT&CK Techniques 1 AI
T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2023-0836
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
HAProxy 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Haproxy HAProxy是法国Haproxy公司的一款开源的TCP/HTTP负载均衡服务器。该服务器提供4层、7层代理，并能支持上万级别的连接，具有高效、稳定等特点。 HAProxy存在安全漏洞。攻击者利用该漏洞导致敏感信息泄露。以下产品和版本受到影响：HAProxy 2.1版本，2.2.27之前的2.2.x版本，2.3版本，2.4.21之前的2.4.x版本，2.5.11之前的2.5.x版本，2.6.8之前的2.6.x版本，2.7.1之前的2.7.x版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | HAProxy | HAProxy 2.8, HAProxy 2.7.1, HAProxy 2.6.8, HAProxy 2.5.11, HAProxy 2.4.21, HAProxy 2.2.27 | - |
|
II. Public POCs for CVE-2023-0836
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2023-0836 (1)
-
https://www.debian.org/security/2023/dsa-5388 vendor-advisory
Other References for CVE-2023-0836 (1)
Same Patch Batch · n/a · 2023-03-29 · 20 CVEs total
| CVE-2023-1685 | 6.3 MEDIUM | HadSky Installation Interface index.php command injection |
| CVE-2023-1684 | 4.7 MEDIUM | HadSky unrestricted upload |
| CVE-2023-28892 | Malwarebytes AdwCleaner 后置链接漏洞 | |
| CVE-2023-27167 | Suprema BioStar 2 SQL注入漏洞 | |
| CVE-2023-26984 | Peppermint 安全漏洞 | |
| CVE-2023-26982 | Chris Brame Trudesk 跨站脚本漏洞 | |
| CVE-2023-26968 | AtroCore 代码问题漏洞 | |
| CVE-2023-1652 | Linux kernel 资源管理错误漏洞 | |
| CVE-2023-0664 | QEMU Guest Agent 安全漏洞 | |
| CVE-2022-48434 | FFmpeg 资源管理错误漏洞 | |
| CVE-2022-44370 | NASM 缓冲区错误漏洞 | |
| CVE-2022-44369 | NASM 代码问题漏洞 | |
| CVE-2022-44368 | NASM 代码问题漏洞 | |
| CVE-2022-3787 | device-mapper-multipath 安全漏洞 | |
| CVE-2022-1274 | Keycloak 跨站脚本漏洞 | |
| CVE-2021-41526 | InstallShield 安全漏洞 | |
| CVE-2020-14140 | Xiaomi router 访问控制错误漏洞 | |
| CVE-2019-8963 | FlexNet Publisher 安全漏洞 | |
| CVE-2017-6894 | Flexera FlexNet Manager Suite 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2023-0836
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