TOTOLINK A3002R 4.0.0-B20230531.1404 /bin/boa formParentControl buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in TOTOLINK A3002R 4.0.0-B20230531.1404. The impacted element is the function formParentControl of the file /bin/boa. This manipulation causes buffer overflow. This vulnerability is handled as CVE-2024-42520. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in TOTOLINK A3002R 4.0.0-B20230531.1404 and classified as critical. Affected by this vulnerability is the function formParentControl of the file /bin/boa. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

TOTOLINK A3002R v4.0.0-B20230531.1404 contains a buffer overflow vulnerability in /bin/boa via formParentControl.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2024-42520 since 08/05/2024. The exploitation appears to be easy. The attack can be launched remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/13/2024).

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

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

Productinfo

Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.5
VulDB Meta Temp Score: 9.4

VulDB Base Score: 8.8
VulDB Temp Score: 8.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector (MITRE): 🔍

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: 🔍

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

08/05/2024 🔍
08/12/2024 +7 days 🔍
08/12/2024 +0 days 🔍
08/13/2024 +1 days 🔍

Sourcesinfo

Vendor: totolink.net

Advisory: github.com
Status: Not defined

CVE: CVE-2024-42520 (🔍)
GCVE (CVE): GCVE-0-2024-42520
GCVE (VulDB): GCVE-100-274171

Entryinfo

Created: 08/12/2024 17:54
Updated: 08/13/2024 21:15
Changes: 08/12/2024 17:54 (54), 08/13/2024 21:15 (21)
Complete: 🔍
Cache ID: 216::103

Submitinfo

Duplicate

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

Discussion

 lcyf-fizz (+0)
1 Year ago
This vulnerability is different from Submit #575095. Although they used the same API, the parameters triggered by the vulnerability were different.
 VulDB Community Team1 Year ago
See "Similar Arguments of Same Feature" at https://vuldb.com/?kb.splitting why we merge in this case.

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