What is CVE-2020-12763?

CVE-2020-12763 is a critical-severity vulnerability in Trendnet Tv-Ip512wn, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2020-05-13.

How severe is CVE-2020-12763?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Trendnet Tv-Ip512wn

CVE-2020-12763

TRENDnet ProView Wireless camera TV-IP512WN 1.0R 1.0.4 is vulnerable to an unauthenticated stack-based buffer overflow in handling RTSP packets. This may result in remote code execution or denial of service. The issue is in the binary rtspd (in /sbin) when parsing a long "Authorization: Basic" RTSP header.

Vulnerability class: Buffer Overflow

Published 2020-05-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.034 (88.6th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.034 · newest: 0.034 · change: +0.001

Affected products

Trendnet Tv-Ip512wn — versions v1.0r
Trendnet Tv-Ip512wn Firmware — versions 1.0.4

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

payatu.com/blog/munawwar/trendNet-wireless-camera-buffer-overflow-vulnerability (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-12763?: CVE-2020-12763 is a critical-severity vulnerability in Trendnet Tv-Ip512wn, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2020-05-13.
How severe is CVE-2020-12763?: Critical severity. CVSS v3 base score is 9.8 out of 10.