CVE-2021-45933
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2021-45933
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View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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: NVD (National Vulnerability Database)
Vulnerability Description
wolfSSL wolfMQTT 1.9 has a heap-based buffer overflow (8 bytes) in MqttDecode_Publish (called from MqttClient_DecodePacket and MqttClient_HandlePacket).
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Wolfssl 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Wolfssl（CyaSSL）是美国Wolfssl公司的一个针对嵌入式系统开发人员使用的小的、可移植的嵌入式SSL编程库。 Wolfssl wolfMQTT 中存在缓冲区错误漏洞，该漏洞源于产品从MqttClient_DecodePacket以及MqttClient_HandlePacket中调用MqttDecode_Publish时未能正确判断内存边界。攻击者可通过该漏洞导致缓冲区溢出。以下产品及版本受到影响：WolfSSL wolfMQTT 1.9。
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-2021-45933
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-45933
请登录查看更多情报信息。
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=38237x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-45933
Same Patch Batch · n/a · 2021-12-31 · 32 CVEs total
| CVE-2021-45949 | Artifex Software Ghostscript 缓冲区错误漏洞 | |
| CVE-2021-45926 | mdbtools 缓冲区错误漏洞 | |
| CVE-2021-45927 | mdbtools 缓冲区错误漏洞 | |
| CVE-2021-45928 | libvips 缓冲区错误漏洞 | |
| CVE-2021-45931 | HarfBuzz 缓冲区错误漏洞 | |
| CVE-2021-45932 | Wolfssl 缓冲区错误漏洞 | |
| CVE-2021-45934 | Wolfssl 缓冲区错误漏洞 | |
| CVE-2021-45935 | Grok 缓冲区错误漏洞 | |
| CVE-2021-45936 | Wolfssl 缓冲区错误漏洞 | |
| CVE-2021-45937 | Wolfssl 缓冲区错误漏洞 | |
| CVE-2021-45938 | Wolfssl 缓冲区错误漏洞 | |
| CVE-2021-45939 | Wolfssl 缓冲区错误漏洞 | |
| CVE-2021-45940 | Libbpf 缓冲区错误漏洞 | |
| CVE-2021-45941 | Libbpf 缓冲区错误漏洞 | |
| CVE-2021-45944 | Artifex Software Ghostscript 资源管理错误漏洞 | |
| CVE-2021-45947 | Wasm 缓冲区错误漏洞 | |
| CVE-2021-45930 | Digia Qt 缓冲区错误漏洞 | |
| CVE-2021-45950 | GNU LibreDWG 缓冲区错误漏洞 | |
| CVE-2021-45951 | Dnsmasq 缓冲区错误漏洞 | |
| CVE-2021-45952 | Dnsmasq 缓冲区错误漏洞 |
Showing top 20 of 32 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: n/a
- CVE-2026-8276
bettercap MySQL Server mysql_server.go integer coercion - CVE-2026-8275
bettercap zerogod IPP Service zerogod_ipp_primitives.go ippR - CVE-2026-8270
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-2021-45933
No comments yet