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CVE-2021-40041

MEDIUMCVSS 4.2/10EPSS 0.17%

Last modified

CVE-2021-40041 is a medium-severity vulnerability rated 4.2/10 on the CVSS scale. There is a Cross-Site Scripting(XSS) vulnerability in HUAWEI WS318n product when processing network settings. Due to insufficient validation of user input, a local authenticated attacker could exploit this vulnerability by injecting special characters. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

There is a Cross-Site Scripting(XSS) vulnerability in HUAWEI WS318n product when processing network settings. Due to insufficient validation of user input, a local authenticated attacker could exploit this vulnerability by injecting special characters. Successful exploit could cause certain information disclosure. Affected product versions include: WS318n-21 10.0.2.2, 10.0.2.5 and 10.0.2.6.

Metrics

CVSS 3.1
4.2/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

EPSS Probability
0.17%

6.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
HuaweiWs318n-21 Firmware10.0.2.2
HuaweiWs318n-21 Firmware10.0.2.5
HuaweiWs318n-21 Firmware10.0.2.6

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-40041?
There is a Cross-Site Scripting(XSS) vulnerability in HUAWEI WS318n product when processing network settings. Due to insufficient validation of user input, a local authenticated attacker could exploit this vulnerability by injecting special characters. Successful exploit could cause certain information disclosure. Affected product versions include: WS318n-21 10.0.2.2, 10.0.2.5 and 10.0.2.6.
How severe is CVE-2021-40041?
CVE-2021-40041 has a CVSS score of 4.2/10 (MEDIUM severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.
How do I fix CVE-2021-40041?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-40041?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST