PT-2023-29050 · Yealink · Yealinksip-T19P-E2

Tahaa Farooq · Published 2023-10-17 · Updated 2023-10-24 · CVE-2023-43959

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions YeaLinkSIP-T19P-E2 version 53.84.0.15

Description An issue in the diagnostic component of YeaLinkSIP-T19P-E2 allows a remote privileged attacker to execute arbitrary code via a crafted request to the ping function.

Recommendations For YeaLinkSIP-T19P-E2 version 53.84.0.15, consider disabling the diagnostic component's ping function as a temporary workaround until a patch is available. Restrict access to the diagnostic component to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2023-43959

Affected Products

Yealinksip-T19P-E2

References · 8

• 🔥 https://hackmd.io/@tahaafarooq/auth_rce_voip · Exploit
• 🔥 https://exploit-db.com/exploits/50509 · Exploit
• https://osv.dev/vulnerability/CVE-2023-43959 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-43959 · Security Note
• https://twitter.com/VulmonFeeds/status/1714318309707977000 · Twitter Post
• https://hackmd.io/%40tahaafarooq/auth_rce_voip · Note
• https://twitter.com/CVEnew/status/1714274679765303762 · Twitter Post
• https://t.me/cibsecurity/72439 · Telegram Post