Netgear R6700/R6700v3/R6900 fwSchedule.cgi getInputData buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.6$5k-$25k0.03

Summaryinfo

A vulnerability was found in Netgear R6700, R6700v3 and R6900. It has been classified as critical. Affected is an unknown function of the file fwSchedule.cgi. The manipulation of the argument getInputData leads to buffer overflow. This vulnerability is traded as CVE-2023-30280. It is possible to launch the attack remotely. There is no exploit available. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Detailsinfo

A vulnerability was found in Netgear R6700, R6700v3 and R6900 (Wireless LAN Software) (the affected version is unknown) and classified as critical. This issue affects an unknown code of the file fwSchedule.cgi. The manipulation of the argument getInputData with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Buffer Overflow vulnerability found in Netgear R6900 v.1.0.2.26, R6700v3 v.1.0.4.128, R6700 v.1.0.0.26 allows a remote attacker to execute arbitrary code and cause a denial ofservice via the getInputData parameter of the fwSchedule.cgi page.

The weakness was published 04/27/2023. The identification of this vulnerability is CVE-2023-30280 since 04/07/2023. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/03/2025).

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

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.6
VulDB Meta Temp Score: 8.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

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

04/07/2023 🔍
04/26/2023 +19 days 🔍
04/27/2023 +0 days 🔍
02/03/2025 +648 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: github.com
Status: Not defined

CVE: CVE-2023-30280 (🔍)
GCVE (CVE): GCVE-0-2023-30280
GCVE (VulDB): GCVE-100-227525

Entryinfo

Created: 04/27/2023 01:34
Updated: 02/03/2025 22:46
Changes: 04/27/2023 01:34 (38), 05/20/2023 15:36 (1), 05/20/2023 15:42 (11), 02/03/2025 22:46 (26)
Complete: 🔍
Cache ID: 216:F17:103

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