CVE-2018-16221

The diagnostics web interface in the Yeahlink Ultra-elegant IP Phone SIP-T41P (firmware 66.83.0.35) does not validate (escape) the path information (path traversal), which allows an authenticated remote attacker to get access to privileged information (e.g., /etc/passwd) via path traversal (relative path information in the file parameter of the corresponding POST request).

Score

CVSS 3.0 8.0 High

Status

Modified - cve@mitre.org

Published

2019-05-29

Last modified

2024-08-05

Weaknesses

CWE-22

Affected products

• Ultra-elegant Ip Phone Sip-t41p Firmware (Yealink)

References

• https://www.sit.fraunhofer.de/de/securitytestlab/
• https://www.sit.fraunhofer.de/fileadmin/dokumente/CVE/Advisory_Yealink_Ultra-elegantIPPhone_SIPT41P.pdf?_=1549375271