Realtek RtsPer Driver for PCIe Card Reader Kernel Memory RtsPer.sys buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Realtek RtsPer Driver for PCIe Card Reader and RtsUer Driver for USB Card Reader. This impacts an unknown function in the library RtsPer.sys of the component Kernel Memory Handler. The manipulation leads to buffer overflow. This vulnerability is uniquely identified as CVE-2022-25480. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Realtek RtsPer Driver for PCIe Card Reader and RtsUer Driver for USB Card Reader (affected version unknown) and classified as critical. This issue affects an unknown functionality in the library RtsPer.sys of the component Kernel Memory Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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 allows writing to kernel memory beyond the SystemBuffer of the IRP.

The identification of this vulnerability is CVE-2022-25480 since 02/21/2022. The exploitation is known to be easy. Technical details are known, but no exploit is available.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-30150). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.7

VulDB Base Score: 8.0
VulDB Temp Score: 7.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

ADP CISA Base Score: 7.8
ADP CISA Vector: 🔍

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: Partially
Local: Yes
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/21/2022 🔍
07/02/2024 +861 days 🔍
07/02/2024 +0 days 🔍
07/12/2026 +740 days 🔍

Sourcesinfo

Status: Confirmed

CVE: CVE-2022-25480 (🔍)
GCVE (CVE): GCVE-0-2022-25480
GCVE (VulDB): GCVE-100-270257
EUVD: 🔍

Entryinfo

Created: 07/02/2024 20:57
Updated: 07/12/2026 08:47
Changes: 07/02/2024 20:57 (53), 08/21/2024 17:36 (13), 05/06/2026 09:36 (1), 07/12/2026 08:47 (9)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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