CVE-2021-28116
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I. Basic Information for CVE-2021-28116
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Squid through 4.14 and 5.x through 5.0.5, in some configurations, allows information disclosure because of an out-of-bounds read in WCCP protocol data. This can be leveraged as part of a chain for remote code execution as nobody.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Squid 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Squid是一套代理服务器和Web缓存服务器软件。该软件提供缓存万维网、过滤流量、代理上网等功能。 Squid through 4.14 and 5.x through 5.0.5 存在安全漏洞，该漏洞源于WCCP协议数据的越界读取。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2021-28116
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.zerodayinitiative.com/advisories/ZDI-21-157/x_refsource_MISC
- http://www.squid-cache.org/Versions/x_refsource_MISC
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2021-28116
Same Patch Batch · n/a · 2021-03-09 · 29 CVEs total
| CVE-2021-23352 | 8.6 HIGH | Command Injection |
| CVE-2021-23353 | 5.9 MEDIUM | Regular Expression Denial of Service (ReDoS) |
| CVE-2021-20268 | Linux kernel 输入验证错误漏洞 | |
| CVE-2021-20246 | ImageMagick Studio ImageMagick 数字错误漏洞 | |
| CVE-2021-20245 | ImageMagick Studio ImageMagick 数字错误漏洞 | |
| CVE-2021-20244 | ImageMagick Studio ImageMagick 数字错误漏洞 | |
| CVE-2021-20243 | ImageMagick Studio ImageMagick 数字错误漏洞 | |
| CVE-2021-20241 | ImageMagick Studio ImageMagick 数字错误漏洞 | |
| CVE-2021-28006 | Sourcecodester Web Based Quiz System 跨站脚本漏洞 | |
| CVE-2021-20272 | Privoxy 安全漏洞 | |
| CVE-2021-20273 | Privoxy 输入验证错误漏洞 | |
| CVE-2021-20274 | Privoxy 代码问题漏洞 | |
| CVE-2021-20275 | Privoxy 缓冲区错误漏洞 | |
| CVE-2021-20276 | Privoxy 缓冲区错误漏洞 | |
| CVE-2021-25915 | Eugene Ware changeset 安全漏洞 | |
| CVE-2021-20253 | Red Hat ansible-tower 安全漏洞 | |
| CVE-2021-28119 | Xander Frangos twinkle-tray 安全漏洞 | |
| CVE-2021-20263 | QEMU 安全漏洞 | |
| CVE-2021-20262 | Red Hat Keycloak 访问控制错误漏洞 | |
| CVE-2020-28150 | I-Net Software Clear Reports 输入验证错误漏洞 |
Showing top 20 of 29 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: n/a
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Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
V. Comments for CVE-2021-28116
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