Zhuhai RaySharp firmware has a hardcoded root password, which makes it easier for remote attackers to obtain access via a session on TCP po…

published 2016-02-18 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-8174

cvss: 9.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 4.6%; EPSS 4.6% chance of exploitation in 30 days, percentile 91%
public exploits: 0; none known

Zhuhai RaySharp firmware has a hardcoded root password, which makes it easier for remote attackers to obtain access via a session on TCP port 23 or 9000.

Exploit prediction

4.56% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

console-cowboys.blogspot.com http://console-cowboys.blogspot.com/2013/01/swann-song-dvr-insecurity.html referenced PoC, tagged "exploit" by a source, unverified
seclists.org http://seclists.org/bugtraq/2015/Jun/117 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.0	9.8	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	10.0	AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness

CWE-254 7PK - Security Features

References

console-cowboys.blogspot.com /2013/01/swann-song-dvr-insecurity.html
exploit
seclists.org /bugtraq/2015/Jun/117
mailing-list, exploit
forbes.com /sites/andygreenberg/2013/01/28/more-than-a-dozen-brands-of-security-camera-systems-vulnerable-to-hacker-hijac
kb.cert.org /vuls/id/899080
third-party-advisory, us-government-resource
kb.cert.org /vuls/id/923388
third-party-advisory, us-government-resource
community.rapid7.com /community/metasploit/blog/2013/01/23/ray-sharp-cctv-dvr-password-retrieval-remote-root

Sources

CVE List CVE-2015-8286
NVD CVE-2015-8286

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary