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CVE-2022-26496

Quick assessment

Affected
n/a n/a
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.

nbd是一个 Linux 内核网络块设备的工具。用于通过 TCP/IP 网络使用远程块设备。 nbd 3.24之前版本的nbd-server 存在安全漏洞，该漏洞源于存在基于堆栈的缓冲区溢出。攻击者可利用该漏洞可以通过发送一个大值的NBD OPT INFO或NBD OPT GO消息来导致name字段的解析缓冲区溢出。

AI Predicted 7.8 Difficulty: Easy EPSS 3.59% · P89

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-26496

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In nbd-server in nbd before 3.24, there is a stack-based buffer overflow. An attacker can cause a buffer overflow in the parsing of the name field by sending a crafted NBD_OPT_INFO or NBD_OPT_GO message with an large value as the length of the name.
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
nbd 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
nbd是一个 Linux 内核网络块设备的工具。用于通过 TCP/IP 网络使用远程块设备。 nbd 3.24之前版本的nbd-server 存在安全漏洞，该漏洞源于存在基于堆栈的缓冲区溢出。攻击者可利用该漏洞可以通过发送一个大值的NBD OPT INFO或NBD OPT GO消息来导致name字段的解析缓冲区溢出。
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-2022-26496

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III. Intelligence Information for CVE-2022-26496

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Vendor Advisories for CVE-2022-26496 (2)

Exploits & Public PoCs for CVE-2022-26496 (1)

Mailing List Discussions for CVE-2022-26496 (5)

Other References for CVE-2022-26496 (1)

Same Patch Batch · n/a · 2022-03-06 · 7 CVEs total

CVE-2022-26495 nbd 输入验证错误漏洞
CVE-2022-26505 ReadyMedia 安全漏洞
CVE-2022-26490 Linux kernel 安全漏洞
CVE-2021-46703 Antaris RazorEngine 安全漏洞
CVE-2021-46704 GenieACS 操作系统命令注入漏洞
CVE-2021-44421 Occlum 安全漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2022-26496

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