Ruckus ZoneFlex R500 104.0.0.0.1347 /forms/nslookupHandler nslookuptarget os command injection

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability has been found in Ruckus ZoneFlex R500 104.0.0.0.1347 and classified as critical. The affected element is an unknown function of the file /forms/nslookupHandler. This manipulation of the argument nslookuptarget with the input |cat${IFS} causes os command injection. This vulnerability is handled as CVE-2020-8438. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Ruckus ZoneFlex R500 104.0.0.0.1347. It has been declared as critical. Affected by this vulnerability is an unknown part of the file /forms/nslookupHandler. The manipulation of the argument nslookuptarget with the input value |cat${IFS} leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Ruckus ZoneFlex R500 104.0.0.0.1347 devices allow an authenticated attacker to execute arbitrary OS commands via the hidden /forms/nslookupHandler form, as demonstrated by the nslookuptarget=|cat${IFS} substring.

The weakness was released 01/29/2020. This vulnerability is known as CVE-2020-8438 since 01/29/2020. The attack can be launched remotely. A single authentication is necessary for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1202 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.

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / 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

01/29/2020 🔍
01/29/2020 +0 days 🔍
01/30/2020 +1 days 🔍
03/27/2024 +1518 days 🔍

Sourcesinfo

Advisory: sku11army.blogspot.com
Status: Not defined

CVE: CVE-2020-8438 (🔍)
GCVE (CVE): GCVE-0-2020-8438
GCVE (VulDB): GCVE-100-149551

Entryinfo

Created: 01/30/2020 08:36
Updated: 03/27/2024 14:51
Changes: 01/30/2020 08:36 (37), 01/30/2020 08:41 (17), 03/27/2024 14:51 (17)
Complete: 🔍
Cache ID: 216::103

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