Vulnerability Description
An issue was discovered in atftpd in atftp 0.7.1. A remote attacker may send a crafted packet triggering a stack-based buffer overflow due to an insecurely implemented strncpy call. The vulnerability is triggered by sending an error packet of 3 bytes or fewer. There are multiple instances of this vulnerable strncpy pattern within the code base, specifically within tftpd_file.c, tftp_file.c, tftpd_mtftp.c, and tftp_mtftp.c.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Atftp Project | Atftp | 0.7.1 |
Related Weaknesses (CWE)
References
- https://lists.debian.org/debian-lts-announce/2019/05/msg00012.html
- https://pulsesecurity.co.nz/advisories/atftpd-multiple-vulnerabilitiesExploitThird Party Advisory
- https://seclists.org/bugtraq/2019/May/16
- https://security.gentoo.org/glsa/202003-14
- https://sourceforge.net/p/atftp/code/ci/abed7d245d8e8bdfeab24f9f7f55a52c3140f96bPatchThird Party Advisory
- https://usn.ubuntu.com/4540-1/
- https://www.debian.org/security/2019/dsa-4438
- https://lists.debian.org/debian-lts-announce/2019/05/msg00012.html
- https://pulsesecurity.co.nz/advisories/atftpd-multiple-vulnerabilitiesExploitThird Party Advisory
- https://seclists.org/bugtraq/2019/May/16
- https://security.gentoo.org/glsa/202003-14
- https://sourceforge.net/p/atftp/code/ci/abed7d245d8e8bdfeab24f9f7f55a52c3140f96bPatchThird Party Advisory
- https://usn.ubuntu.com/4540-1/
- https://www.debian.org/security/2019/dsa-4438
FAQ
What is CVE-2019-11365?
CVE-2019-11365 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in atftpd in atftp 0.7.1. A remote attacker may send a crafted packet triggering a stack-based buffer overflow due to an insecurely implemented strncpy call. The vulnerability ...
How severe is CVE-2019-11365?
CVE-2019-11365 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2019-11365?
Check the references section above for vendor advisories and patch information. Affected products include: Atftp Project Atftp.