TOTOLINK NR1800X 9.1.0u.6279_B20210910 setIpPortFilterRules sPort/ePort stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in TOTOLINK NR1800X 9.1.0u.6279_B20210910. This affects the function setIpPortFilterRules. This manipulation of the argument sPort/ePort causes stack-based overflow. This vulnerability appears as CVE-2022-41521. There is no available exploit.

Detailsinfo

A vulnerability classified as critical was found in TOTOLINK NR1800X 9.1.0u.6279_B20210910. Affected by this vulnerability is the function setIpPortFilterRules. The manipulation of the argument sPort/ePort with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

TOTOLINK NR1800X V9.1.0u.6279_B20210910 was discovered to contain an authenticated stack overflow via the sPort/ePort parameter in the setIpPortFilterRules function.

The weakness was presented 10/06/2022. It is possible to read the advisory at brief-nymphea-813.notion.site. This vulnerability is known as CVE-2022-41521 since 09/26/2022. Technical details of the vulnerability are known, but there is no available exploit.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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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: 7.1
VulDB Meta Temp Score: 7.1

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

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / 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

09/26/2022 🔍
10/06/2022 +10 days 🔍
10/06/2022 +0 days 🔍
10/30/2022 +24 days 🔍

Sourcesinfo

Vendor: totolink.net

Advisory: brief-nymphea-813.notion.site
Status: Not defined

CVE: CVE-2022-41521 (🔍)
GCVE (CVE): GCVE-0-2022-41521
GCVE (VulDB): GCVE-100-210223

Entryinfo

Created: 10/06/2022 22:44
Updated: 10/30/2022 16:24
Changes: 10/06/2022 22:44 (39), 10/30/2022 16:24 (11)
Complete: 🔍
Cache ID: 216::103

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