Netgear XR500 prior 2.3.2.32 code injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Netgear XR500. This issue affects some unknown processing. Executing a manipulation can lead to code injection. This vulnerability is registered as CVE-2018-21115. The attack requires access to the local network. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Netgear XR500 (Wireless LAN Software). This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

NETGEAR XR500 devices before 2.3.2.32 are affected by remote code execution by unauthenticated attackers.

The weakness was published 04/22/2020 (Website). The advisory is shared for download at kb.netgear.com. This vulnerability was named CVE-2018-21115 since 04/20/2020. Access to the local network is required for this attack. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.

Upgrading to version 2.3.2.32 eliminates this vulnerability.

Similar entries are available at VDB-154183, VDB-154182 and VDB-154181. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (MITRE): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: XR500 2.3.2.32

Timelineinfo

04/20/2020 🔍
04/22/2020 +2 days 🔍
04/23/2020 +1 days 🔍
06/01/2024 +1500 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: kb.netgear.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-21115 (🔍)
GCVE (CVE): GCVE-0-2018-21115
GCVE (VulDB): GCVE-100-154180
See also: 🔍

Entryinfo

Created: 04/23/2020 09:35
Updated: 06/01/2024 13:36
Changes: 04/23/2020 09:35 (38), 04/23/2020 09:40 (12), 10/11/2020 07:59 (1), 10/11/2020 08:12 (1), 06/01/2024 13:36 (33)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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