MEDIUM
CVE-2022-25477
CWE-532Published: July 2, 2024· Updated: Jul 9, 2026
5.5
CVSS v3.1
Official 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.
Technical Analysis
CVE-2022-25477 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 5.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Vendors & Products
realtek2 product(s)
rtsperrtsuer
Source: NVD CPE · 2 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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GitHub PoC Search
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Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (5)
→
https://gist.github.com/zwclose/feb16f1424779a61cb1d9f6d5681408aThird Party Advisory
→
→
https://gist.github.com/zwclose/feb16f1424779a61cb1d9f6d5681408aThird Party Advisory
Quick Facts
CVE IDCVE-2022-25477
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-532
CISA KEVNo
Affected1 vendor(s)
PublishedJul 2, 2024
Related CVEs (CWE-532)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-25477 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.