CVE-2023-43959 is a critical remote code execution (RCE) vulnerability affecting Yealink SIP-T19P-E2 IP phones and their firmware versions up to 53.84.0.15. A remote, authenticated attacker can exploit this flaw by sending a specially crafted request to the diagnostic component's ping function. With a CVSS score of 8.8 (High), successful exploitation grants the attacker full control over the device, leading to high impact on confidentiality, integrity, and availability. Currently, there is no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
53.84.0.15CPE matchmatch criteria | cpe:2.3:o:yealink:sip-t19p-e2_firmware:53.84.0.15:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.