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CVE-2018-11689· NVD / CVE Program· CNA mitre

Web Viewer for Hanwha DVR 2.17 and Smart Viewer in Samsung Web Viewer for Samsung DVR are vulnerable to XSS via the /cgi-bin/webviewer_login

Web Viewer for Hanwha DVR 2.17 and Smart Viewer in Samsung Web Viewer for Samsung DVR are vulnerable to XSS via the /cgi-bin/webviewer_login_page data3 parameter. (The same Web Viewer codebase was transitioned from Samsung to Hanwha.)

MediumCVSS 6.1 · v3.1—No exploit No fix recorded
Published
Jun 14, 2018
Updated
Jun 16, 2026
EPSS
1.6% · 75th percentile
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Report tools

JSON

Action score

24

Monitor

Low priority for now.

CVSS
24 / 40 · 6.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 1.6%

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Affected systems

VendorProduct
samsungsmartviewer
hanwha-securityhrd-1642 firmware
hanwha-securityhrd-1642
hanwha-securityhrd-842 firmware
hanwha-securityhrd-842
hanwha-securityhrd-442 firmware
hanwha-securityhrd-442
hanwha-securityhrd-1641 firmware
hanwha-securityhrd-1641
hanwha-securityhrd-841 firmware
hanwha-securityhrd-841
hanwha-securityhrd-840 firmware

and 7 more

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • hanwha-security hrd-1641 firmwareup to 1.14 inclusive
  • hanwha-security hrd-1642 firmwareup to 1.16 inclusive
  • hanwha-security hrd-440 firmwareup to 1.14 inclusive
  • hanwha-security hrd-442 firmwareup to 1.16 inclusive
  • hanwha-security hrd-443 firmwareup to 1.14 inclusive
  • hanwha-security hrd-840 firmwareup to 1.14 inclusive
  • hanwha-security hrd-841 firmwareup to 1.14 inclusive
  • hanwha-security hrd-842 firmwareup to 1.16 inclusive
  • hanwha-security srd-1694u firmwareup to 1.14 inclusive
  • samsung smartviewerall versions

Same product

samsung: all records

Other highest-scoring records for the same primary product.

  • CVE-2015-8040The rtsp_getdlsendtime method in the CNC_Ctrl control in Samsung SmartViewer allows remote attackers to execute arbitrary code via an index
    28Monitor
  • CVE-2015-8039Samsung SmartViewer allows remote attackers to execute arbitrary code via unspecified vectors to the (1) DVRSetupSave method in the STWAxCon
    28Monitor
  • CVE-2014-9265Stack-based buffer overflow in the BackupToAvi method in the CNC_Ctrl ActiveX control in Samsung SmartViewer allows remote attackers to exec
    28Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • A user must open a link or visit a page.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
low · data can be read
Integrity
low · data or configuration can be modified
Availability
none

Impact can extend beyond the vulnerable component (scope changes).

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Changed
Confidentiality impact
Low
Integrity impact
Low
Availability impact
None

Weakness class (CWE)

CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

nvd-primary

Root cause

User content is inserted into the page as HTML. The browser interprets the content as code rather than data.

The bug in code

The whole CWE-79 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

ts
commentEl.innerHTML = comment.body;

Fixed

ts
commentEl.textContent = comment.body;

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records