CVE-2017-2922
Quick assessment
Affected
Cesanta Mongoose
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.
Cesanta Mongoose是爱尔兰Cesanta公司的一套嵌入式服务器库，它包括TCP、HTTP客户端和服务器、WenSocket客户端和服务器等功能。Websocket protocol是其中的一个Websocket通信协议。 Cesanta Mongoose 6.8版本中的Websocket protocol实现存在释放后重用漏洞。远程攻击者可通过发送特制的websocket数据包利用该漏洞执行代码。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2017-2922
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An exploitable memory corruption vulnerability exists in the Websocket protocol implementation of Cesanta Mongoose 6.8. A specially crafted websocket packet can cause a buffer to be allocated while leaving stale pointers which leads to a use-after-free vulnerability which can be exploited to achieve remote code execution. An attacker needs to send a specially crafted websocket packet over the network to trigger this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Cesanta Mongoose 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cesanta Mongoose是爱尔兰Cesanta公司的一套嵌入式服务器库，它包括TCP、HTTP客户端和服务器、WenSocket客户端和服务器等功能。Websocket protocol是其中的一个Websocket通信协议。 Cesanta Mongoose 6.8版本中的Websocket protocol实现存在释放后重用漏洞。远程攻击者可通过发送特制的websocket数据包利用该漏洞执行代码。
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
II. Public POCs for CVE-2017-2922
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2017-2922
请登录查看更多情报信息。
Other References for CVE-2017-2922 (1)
Same Patch Batch · Cesanta · 2017-11-07 · 8 CVEs total
| CVE-2017-2891 | Cesanta Mongoose 安全漏洞 | |
| CVE-2017-2892 | Cesanta Mongoose 数字错误漏洞 | |
| CVE-2017-2893 | Cesanta Mongoose 安全漏洞 | |
| CVE-2017-2894 | Cesanta Mongoose 缓冲区错误漏洞 | |
| CVE-2017-2895 | Cesanta Mongoose 数字错误漏洞 | |
| CVE-2017-2909 | Cesanta Mongoose 安全漏洞 | |
| CVE-2017-2921 | Cesanta Mongoose 数字错误漏洞 |
IV. Related Vulnerabilities
Same product: Mongoose
-
CVE-2026-63626
Mongoose: ppp_handle_ipv6cp() uses attacker-controlled lengt -
CVE-2026-73261
Mongoose: handle_opt() missing opts[1] > len check — 1-byte -
CVE-2026-73260
Mongoose: Out-of-bounds Read via length-counter underflow in -
CVE-2026-73252
Mongoose: Unauthenticated remote heap out-of-bounds read in -
CVE-2026-101003
Cesanta Mongoose MQTT Broker main.c fn stack-based overflow
Same vendor: Cesanta
-
CVE-2026-63626
Mongoose: ppp_handle_ipv6cp() uses attacker-controlled lengt -
CVE-2026-73261
Mongoose: handle_opt() missing opts[1] > len check — 1-byte -
CVE-2026-73260
Mongoose: Out-of-bounds Read via length-counter underflow in -
CVE-2026-73252
Mongoose: Unauthenticated remote heap out-of-bounds read in -
CVE-2026-101003
Cesanta Mongoose MQTT Broker main.c fn stack-based overflow
V. Comments for CVE-2017-2922
No comments yet