Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2022-20968

Quick assessment

Affected
Cisco Cisco Session Initiation Protocol (SIP) Software
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cisco IP Phone是美国思科（Cisco）公司的一个硬件设备。提供通话功能的IP电话。 Cisco IP Phone 7800和8800系列存在缓冲区错误漏洞，该漏洞源于其固件的Cisco Discovery Protocol允许未经身份验证的相邻攻击者实现栈溢出导致远程代码执行或拒绝服务。

CVSS 8.1 · High EPSS 6.10% · P93
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2022-20968

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
A vulnerability in the Cisco Discovery Protocol processing feature of Cisco IP Phone 7800 and 8800 Series firmware could allow an unauthenticated, adjacent attacker to cause a stack overflow on an affected device. This vulnerability is due to insufficient input validation of received Cisco Discovery Protocol packets. An attacker could exploit this vulnerability by sending crafted Cisco Discovery Protocol traffic to an affected device. A successful exploit could allow the attacker to cause a stack overflow, resulting in possible remote code execution or a denial of service (DoS) condition on an affected device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco IP Phone 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco IP Phone是美国思科（Cisco）公司的一个硬件设备。提供通话功能的IP电话。 Cisco IP Phone 7800和8800系列存在缓冲区错误漏洞，该漏洞源于其固件的Cisco Discovery Protocol允许未经身份验证的相邻攻击者实现栈溢出导致远程代码执行或拒绝服务。
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
Cisco Cisco Session Initiation Protocol (SIP) Software 9.3(4) 3rd Party -

II. Public POCs for CVE-2022-20968

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2022-20968

请登录查看更多情报信息。

Vendor Advisories for CVE-2022-20968 (2)

IV. Related Vulnerabilities

Same product: Cisco Session Initiation Protocol (SIP) Software
Same vendor: Cisco
Same weakness: CWE-787

V. Comments for CVE-2022-20968

No comments yet

Leave a comment