CVE-2021-43082— heap-buffer-overflow with stats-over-http plugin
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I. Basic Information for CVE-2021-43082
Vulnerability Information
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Vulnerability Title
heap-buffer-overflow with stats-over-http plugin
Source: NVD (National Vulnerability Database)
Vulnerability Description
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in the stats-over-http plugin of Apache Traffic Server allows an attacker to overwrite memory. This issue affects Apache Traffic Server 9.1.0.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apache Traffic Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Traffic Server（ATS）是美国阿帕奇（Apache）基金会的一套可扩展的HTTP代理和缓存服务器。 Apache Traffic Server 9.1.0版本存在安全漏洞，该漏洞源于stats-over-http插件没有检测输入到缓冲区内容的大小，攻击者可以通过该漏洞覆盖内存。
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 |
|---|---|---|---|---|
| Apache Software Foundation | Apache Traffic Server | 9.1.0 | - |
II. Public POCs for CVE-2021-43082
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://lists.apache.org/thread/k01797hyncx53659wr3o72s5cvkc3164x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-43082
Same Patch Batch · Apache Software Foundation · 2021-11-03 · 6 CVEs total
| CVE-2021-37147 | Request Smuggling - LF line ending | |
| CVE-2021-37148 | Request Smuggling - transfer encoding validation | |
| CVE-2021-37149 | Request Smuggling - multiple attacks | |
| CVE-2021-38161 | Not validating origin TLS certificate | |
| CVE-2021-41585 | ATS stops accepting connections on FreeBSD |
IV. Related Vulnerabilities
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Apache Traffic Server: Remote DoS via memory exhaustion in E - CVE-2024-53868
Apache Traffic Server: Malformed chunked message body allows
Same vendor: Apache Software Foundation
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Same weakness: CWE-120
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V. Comments for CVE-2021-43082
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