How severe is CVE-2022-40845?

CVE-2022-40845 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-40845 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40845?

CVE-2022-40845 affects Tenda W15e Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-40845?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-40845 published?

CVE-2022-40845 was published on 2022-11-15 and last updated on 2026-06-17.

CVE-2022-40845

CVE-2022-40845 is a medium-severity vulnerability in Tenda W15e Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-425.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-425
Affected product: Tenda W15e Firmware
Published: 2022-11-15
Last modified: 2026-06-17

Description

The Tenda AC1200 Router model W15Ev2 V15.11.0.10(1576) is affected by a password exposure vulnerability. When combined with the improper authorization/improper session management vulnerability, an attacker with access to the router may be able to expose sensitive information which they're not explicitly authorized to have.

Frequently asked questions

What is CVE-2022-40845?: The Tenda AC1200 Router model W15Ev2 V15.11.0.10(1576) is affected by a password exposure vulnerability. When combined with the improper authorization/improper session management vulnerability, an attacker with access to the router may be able to expose sensitive information which they're not explicitly authorized to have.
How severe is CVE-2022-40845?: CVE-2022-40845 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-40845 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40845?: CVE-2022-40845 affects Tenda W15e Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-40845?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-40845 published?: CVE-2022-40845 was published on 2022-11-15 and last updated on 2026-06-17.

References

https://boschko.ca/tenda_ac1200_router/

Affected products (1)

cpe:2.3:o:tenda:w15e_firmware:15.11.0.10\(1576\):*:*:*:*:*:*:*

More vulnerabilities in Tenda W15e Firmware

CVE-2023-27063 — Critical (CVSS 9.8): Tenda V15V1.0 V15.11.0.14(1521_3190_1058) was discovered to contain a buffer overflow vulnerability via the…
CVE-2023-27061 — Critical (CVSS 9.8): Tenda V15V1.0 V15.11.0.14(1521_3190_1058) was discovered to contain a buffer overflow vulnerability via the…
CVE-2022-42058 — Critical (CVSS 9.8): Tenda AC1200 Router Model W15Ev2 V15.11.0.10(1576) was discovered to contain a stack overflow via the…
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