Dasan GPON Home Router /menu.html ?images improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.9$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Dasan GPON Home Router. Affected by this vulnerability is an unknown functionality of the file /menu.html. The manipulation of the argument ?images results in improper authentication. This vulnerability was named CVE-2018-10561. The attack may be performed from remote. In addition, an exploit is available. Applying restrictive firewalling is recommended.

Detailsinfo

A vulnerability was found in Dasan GPON Home Router (Router Operating System) (version unknown). It has been classified as critical. Affected is an unknown function of the file /menu.html. The manipulation of the argument ?images with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered on Dasan GPON home routers. It is possible to bypass authentication simply by appending "?images" to any URL of the device that requires authentication, as demonstrated by the /menu.html?images/ or /GponForm/diag_FORM?images/ URI. One can then manage the device.

The bug was discovered 05/01/2018. The weakness was presented 05/04/2018 (Website). The advisory is shared for download at exploit-db.com. This vulnerability is traded as CVE-2018-10561 since 04/30/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as attacked. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:menu.html it is possible to find vulnerable targets with Google Hacking. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11985 (Dasan GPON Home Routers Remote Code Execution Vulnerability). This issue was added on 03/31/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 04/21/2022:

The impacted product is end-of-life and should be disconnected if still in use.

It is possible to mitigate the weakness by firewalling .

The vulnerability is also documented in the vulnerability database at Exploit-DB (44576). Further details are available at tech.slashdot.org. See VDB-117349 for similar entry. Once again VulDB remains the best source for vulnerability data.

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CPE 2.3info

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.0
VulDB Meta Temp Score: 8.9

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Download: 🔍
Google Hack: 🔍

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EPSS Percentile: 🔍

KEV Added: 🔍
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KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 60188
OpenVAS Name: GPON Routers Multiple Vulnerabilties
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍
Suricata ID: 2025576
Suricata Class: 🔍
Suricata Message: 🔍

Timelineinfo

04/30/2018 🔍
05/01/2018 +1 days 🔍
05/03/2018 +1 days 🔍
05/04/2018 +1 days 🔍
05/04/2018 +0 days 🔍
02/03/2025 +2467 days 🔍

Sourcesinfo

Advisory: exploit-db.com
Status: Confirmed

CVE: CVE-2018-10561 (🔍)
GCVE (CVE): GCVE-0-2018-10561
GCVE (VulDB): GCVE-100-117348
SecurityFocus: 107053

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 05/04/2018 10:26
Updated: 02/03/2025 18:05
Changes: 05/04/2018 10:26 (74), 02/02/2020 13:02 (2), 03/08/2023 15:34 (4), 04/25/2024 08:11 (22), 09/09/2024 22:30 (1), 01/23/2025 19:01 (3), 02/03/2025 18:05 (11)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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