CVE-2021-34711— Cisco IP Phone Software Arbitrary File Read Vulnerability
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I. Basic Information for CVE-2021-34711
Vulnerability Information
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Vulnerability Title
Cisco IP Phone Software Arbitrary File Read Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the debug shell of Cisco IP Phone software could allow an authenticated, local attacker to read any file on the device file system. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by providing crafted input to a debug shell command. A successful exploit could allow the attacker to read any file on the device file system.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
绝对路径遍历
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco IP Phone 路径遍历漏洞
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 存在路径遍历漏洞，该漏洞源于输入验证不足。攻击者可以通过向调试 shell 命令提供精心设计的输入来利用此漏洞。成功的利用可能允许攻击者读取设备文件系统上的任何文件。
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 IP Phones with Multiplatform Firmware | n/a | - |
II. Public POCs for CVE-2021-34711
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ipphone-arbfileread-NPdtE2Owvendor-advisoryx_refsource_CISCO
- https://nvd.nist.gov/vuln/detail/CVE-2021-34711
Same Patch Batch · Cisco · 2021-10-06 · 23 CVEs total
| CVE-2021-34710 | 8.8 HIGH | Cisco ATA 190 Series Analog Telephone Adapter Software Vulnerabilities |
| CVE-2021-34735 | 8.8 HIGH | Cisco ATA 190 Series Analog Telephone Adapter Software Vulnerabilities |
| CVE-2021-34748 | 8.8 HIGH | Cisco Intersight Virtual Appliance Command Injection Vulnerability |
| CVE-2021-34698 | 8.6 HIGH | Cisco Web Security Appliance Proxy Service Denial of Service Vulnerability |
| CVE-2021-1594 | 7.5 HIGH | Cisco Identity Services Engine Privilege Escalation Vulnerability |
| CVE-2021-34788 | 7.0 HIGH | Cisco AnyConnect Secure Mobility Client for Linux and Mac OS with VPN Posture (HostScan) M |
| CVE-2021-34706 | 6.4 MEDIUM | Cisco Identity Services Engine XML External Entity Injection Vulnerability |
| CVE-2021-34742 | 6.1 MEDIUM | Cisco Vision Dynamic Signage Director Reflected Cross-Site Scripting Vulnerability |
| CVE-2021-1534 | 5.8 MEDIUM | Cisco Email Security Appliance URL Filtering Bypass Vulnerability |
| CVE-2021-34766 | 5.4 MEDIUM | Cisco Smart Software Manager Privilege Escalation Vulnerability |
| CVE-2021-34757 | 4.9 MEDIUM | Cisco Business 220 Series Smart Switches Static Key and Password Vulnerabilities |
| CVE-2021-34744 | 4.9 MEDIUM | Cisco Business 220 Series Smart Switches Static Key and Password Vulnerabilities |
| CVE-2021-34772 | 4.7 MEDIUM | Cisco Orbital Open Redirect Vulnerability |
| CVE-2021-34758 | 4.4 MEDIUM | Cisco TelePresence Collaboration Endpoint and RoomOS Software Denial of Service Vulnerabi |
| CVE-2021-34775 | 4.3 MEDIUM | Cisco Small Business 220 Series Smart Switches Link Layer Discovery Protocol Vulnerabiliti |
| CVE-2021-34776 | 4.3 MEDIUM | Cisco Small Business 220 Series Smart Switches Link Layer Discovery Protocol Vulnerabiliti |
| CVE-2021-34777 | 4.3 MEDIUM | Cisco Small Business 220 Series Smart Switches Link Layer Discovery Protocol Vulnerabiliti |
| CVE-2021-34778 | 4.3 MEDIUM | Cisco Small Business 220 Series Smart Switches Link Layer Discovery Protocol Vulnerabiliti |
| CVE-2021-34779 | 4.3 MEDIUM | Cisco Small Business 220 Series Smart Switches Link Layer Discovery Protocol Vulnerabiliti |
| CVE-2021-34780 | 4.3 MEDIUM | Cisco Small Business 220 Series Smart Switches Link Layer Discovery Protocol Vulnerabiliti |
Showing top 20 of 23 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Cisco IP Phones with Multiplatform Firmware
Same vendor: Cisco
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V. Comments for CVE-2021-34711
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