TOTOLINK A3100R 4.1.2cu.5247_B20211129 system.so setNoticeCfg NoticeUrl buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in TOTOLINK A3100R 4.1.2cu.5247_B20211129. This affects the function setNoticeCfg in the library /lib/cste_modules/system.so. The manipulation of the argument NoticeUrl results in buffer overflow. This vulnerability is cataloged as CVE-2024-36650. There is no exploit available.

Detailsinfo

A vulnerability classified as critical has been found in TOTOLINK A3100R 4.1.2cu.5247_B20211129. Affected is the function setNoticeCfg in the library /lib/cste_modules/system.so. The manipulation of the argument NoticeUrl with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

TOTOLINK AC1200 Wireless Dual Band Gigabit Router firmware A3100R V4.1.2cu.5247_B20211129, in the cgi function `setNoticeCfg` of the file `/lib/cste_modules/system.so`, the length of the user input string `NoticeUrl` is not checked. This can lead to a buffer overflow, allowing attackers to construct malicious HTTP or MQTT requests to cause a denial-of-service attack.

The advisory is shared for download at gist.github.com. This vulnerability is traded as CVE-2024-36650 since 05/30/2024. The exploitability is told to be easy. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/14/2024).

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/30/2024 🔍
06/11/2024 +12 days 🔍
06/11/2024 +0 days 🔍
06/14/2024 +3 days 🔍

Sourcesinfo

Vendor: totolink.net

Advisory: gist.github.com
Status: Not defined

CVE: CVE-2024-36650 (🔍)
GCVE (CVE): GCVE-0-2024-36650
GCVE (VulDB): GCVE-100-267984

Entryinfo

Created: 06/11/2024 18:27
Updated: 06/14/2024 02:08
Changes: 06/11/2024 18:27 (54), 06/14/2024 02:08 (1)
Complete: 🔍
Cache ID: 216::103

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