CVE-2021-34711
5.5 · MEDIUMOverview
CVE-2021-34711 is a medium-severity vulnerability affecting cisco ip_conference_phone_7832_firmware. It was published on October 6, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from cisco. Update ip_conference_phone_7832_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| cisco | ip_conference_phone_7832_firmware | >= 0, < 14.1\(1\) | Affected |
| cisco | ip_conference_phone_8832_firmware | >= 0, < 14.1\(1\) | Affected |
| cisco | ip_phone_7811_firmware | >= 0, < 14.1\(1\) | Affected |
| cisco | ip_phone_7821_firmware | >= 0, < 14.1\(1\) | Affected |
| cisco | ip_phone_7832_firmware | >= 0, < 14.1\(1\) | Affected |
| cisco | ip_phone_7841_firmware | >= 0, < 14.1\(1\) | Affected |
| cisco | ip_phone_7861_firmware | >= 0, < 14.1\(1\) | Affected |
| cisco | ip_phone_8811_firmware | >= 0, < 14.1\(1\) | Affected |
| cisco | ip_phone_8831_firmware | >= 0, < 14.1\(1\) | Affected |
| cisco | ip_phones_8832_firmware | >= 0, < 14.1\(1\) | Affected |
Frequently Asked Questions
What is CVE-2021-34711?
CVE-2021-34711 is a medium-severity vulnerability affecting cisco ip_conference_phone_7832_firmware. It was published on October 6, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2021-34711?
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-34711?
Check the references section for vendor advisories and patches from cisco. Update ip_conference_phone_7832_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-34711?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-34711 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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