HOMEVULNERABILITIESCVE-2018-19391
MEDIUM

CVE-2018-19391

CWE-79Published: March 15, 2019· Updated: Jun 17, 2026

6.1
CVSS v3.1

Official Description

Cobham Satcom Sailor 250 and 500 devices before 1.25 contained persistent XSS, which could be exploited by an unauthenticated threat actor via the /index.lua?pageID=Phone%20book name field.

NVD Source

Technical Analysis

CVE-2018-19391 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeChanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityNone
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected Vendors & Products

cobham4 product(s)
satcom sailor 250 firmwaresatcom sailor 250satcom sailor 500 firmwaresatcom sailor 500
Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://cyberskr.com/blog/cobham-satcom-250-500.html
ADVISORYhttps://gist.github.com/CyberSKR/f6fc93702b9b9b73afa07877d1479fe0
ADVISORYhttps://cyberskr.com/blog/cobham-satcom-250-500.html
ADVISORYhttps://gist.github.com/CyberSKR/f6fc93702b9b9b73afa07877d1479fe0

All References (4)

→
https://cyberskr.com/blog/cobham-satcom-250-500.htmlExploit · Third Party Advisory
→
https://gist.github.com/CyberSKR/f6fc93702b9b9b73afa07877d1479fe0Third Party Advisory
→
https://cyberskr.com/blog/cobham-satcom-250-500.htmlExploit · Third Party Advisory
→
https://gist.github.com/CyberSKR/f6fc93702b9b9b73afa07877d1479fe0Third Party Advisory

Quick Facts

CVE IDCVE-2018-19391
CVSS Score6.1 / 10
SeverityMEDIUM
WeaknessCWE-79
CISA KEVNo
Affected1 vendor(s)
PublishedMar 15, 2019

Related CVEs (CWE-79)

CVE-2011-3046
10.0
CVE-2023-0776
10.0
CVE-2021-32671
10.0
CVE-2025-49410
10.0
CVE-2024-6886
10.0
CVE-2026-40472
9.9

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-19391 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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