Gryphon Tower Router Web Interface site_access url cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Gryphon Tower Router. Affected by this issue is some unknown functionality of the file /cgi-bin/luci/site_access/ of the component Web Interface. This manipulation of the argument url causes cross site scripting. This vulnerability appears as CVE-2021-20137. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic was found in Gryphon Tower Router (Router Operating System) (affected version not known). Affected by this vulnerability is some unknown functionality of the file /cgi-bin/luci/site_access/ of the component Web Interface. The manipulation of the argument url with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity.

The weakness was presented 12/09/2021. It is possible to read the advisory at tenable.com. This vulnerability is known as CVE-2021-20137 since 12/17/2020. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
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 scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/17/2020 🔍
12/09/2021 +357 days 🔍
12/09/2021 +0 days 🔍
12/15/2021 +6 days 🔍

Sourcesinfo

Advisory: tenable.com
Status: Not defined

CVE: CVE-2021-20137 (🔍)
GCVE (CVE): GCVE-0-2021-20137
GCVE (VulDB): GCVE-100-187903

Entryinfo

Created: 12/09/2021 19:43
Updated: 12/15/2021 11:26
Changes: 12/09/2021 19:43 (39), 12/15/2021 11:11 (1), 12/15/2021 11:19 (18), 12/15/2021 11:26 (1)
Complete: 🔍
Cache ID: 216::103

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