Grundig Smart Inter@ctive TV 3.0 Port 8085 sendrcpackage?keyid=-2544&keysymbol=-4081 POST Request cross-site request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Grundig Smart Inter@ctive TV 3.0. The affected element is an unknown function of the file /sendrcpackage?keyid=-2544&keysymbol=-4081 of the component Port 8085. Performing a manipulation as part of POST Request results in cross-site request forgery. This vulnerability is reported as CVE-2018-13989. The attack is possible to be carried out remotely. Moreover, an exploit is present. It is suggested to use restrictive firewalling.

Detailsinfo

A vulnerability classified as problematic has been found in Grundig Smart Inter@ctive TV 3.0. This affects some unknown functionality of the file /sendrcpackage?keyid=-2544&keysymbol=-4081 of the component Port 8085. The manipulation as part of a POST Request leads to a cross-site request forgery vulnerability. CWE is classifying the issue as CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. This is going to have an impact on integrity. The summary by CVE is:

Grundig Smart Inter@ctive TV 3.0 devices allow CSRF attacks via a POST request to TCP port 8085 containing a predictable ID value, as demonstrated by a /sendrcpackage?keyid=-2544&keysymbol=-4081 request to shut off the device.

The bug was discovered 07/09/2018. The weakness was disclosed 07/11/2018 (Website). It is possible to read the advisory at packetstormsecurity.com. This vulnerability is uniquely identified as CVE-2018-13989 since 07/11/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. 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.

It is possible to mitigate the weakness by firewalling tcp/8085.

The vulnerability is also documented in the vulnerability database at Exploit-DB (45022). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cross-site request forgery
CWE: CWE-352 / CWE-862 / CWE-863
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Firewalling: 🔍

Timelineinfo

07/09/2018 🔍
07/11/2018 +1 days 🔍
07/11/2018 +0 days 🔍
07/11/2018 +0 days 🔍
07/12/2018 +1 days 🔍
06/25/2024 +2175 days 🔍

Sourcesinfo

Advisory: 148453
Status: Not defined

CVE: CVE-2018-13989 (🔍)
GCVE (CVE): GCVE-0-2018-13989
GCVE (VulDB): GCVE-100-121347
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/12/2018 10:03
Updated: 06/25/2024 11:00
Changes: 07/12/2018 10:03 (61), 03/04/2020 10:38 (4), 04/06/2023 19:46 (4), 06/25/2024 11:00 (14)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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