How severe is CVE-2022-25477?

CVE-2022-25477 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-25477 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-25477?

CVE-2022-25477 primarily affects Realtek Rtsper. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-25477?

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

Does CVE-2022-25477 have an EU (EUVD) identifier?

Yes. CVE-2022-25477 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-30147.

When was CVE-2022-25477 published?

CVE-2022-25477 was published on 2024-07-02 and last updated on 2026-07-05.

CVE-2022-25477

CVE-2022-25477 is a medium-severity vulnerability in Realtek Rtsper with a CVSS 3.x base score of 5.5. 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-532.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-30147
Weakness: CWE-532
Affected product: Realtek Rtsper
Published: 2024-07-02
Last modified: 2026-07-05

Description

Vulnerability in Realtek RtsPer driver for PCIe Card Reader (RtsPer.sys) before 10.0.22000.21355 and Realtek RtsUer driver for USB Card Reader (RtsUer.sys) before 10.0.22000.31274 leaks driver logs that contain addresses of kernel mode objects, weakening KASLR.

Frequently asked questions

What is CVE-2022-25477?: Vulnerability in Realtek RtsPer driver for PCIe Card Reader (RtsPer.sys) before 10.0.22000.21355 and Realtek RtsUer driver for USB Card Reader (RtsUer.sys) before 10.0.22000.31274 leaks driver logs that contain addresses of kernel mode objects, weakening KASLR.
How severe is CVE-2022-25477?: CVE-2022-25477 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-25477 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-25477?: CVE-2022-25477 primarily affects Realtek Rtsper. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-25477?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2022-25477 have an EU (EUVD) identifier?: Yes. CVE-2022-25477 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-30147.
When was CVE-2022-25477 published?: CVE-2022-25477 was published on 2024-07-02 and last updated on 2026-07-05.

References

Affected products (2)

cpe:2.3:a:realtek:rtsper:*:*:*:*:*:*:*:*
cpe:2.3:a:realtek:rtsuer:*:*:*:*:*:*:*:*

More vulnerabilities in Realtek Rtsper

CVE-2022-25480 — High (CVSS 7.8): Vulnerability in Realtek RtsPer driver for PCIe Card Reader (RtsPer.sys) before 10.0.22000.21355 and Realtek RtsUer…
CVE-2022-25478 — High (CVSS 7.8): Vulnerability in Realtek RtsPer driver for PCIe Card Reader (RtsPer.sys) before 10.0.22000.21355 and Realtek RtsUer…
CVE-2022-25479 — Medium (CVSS 5.5): Vulnerability in Realtek RtsPer driver for PCIe Card Reader (RtsPer.sys) before 10.0.22000.21355 and Realtek RtsUer…

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