CVE-2025-4998

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.56% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 46.7% of scored records. A rank, not a probability.

NVD base score

7.1 (CVSS v4.0), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

NVD analysis status

Deferred. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2025-05-20 20:31Z1 YR AGO

Last updated

2025-05-21 14:03Z1 YR AGO

Reserved

2025-05-20

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

High (CVSS 7.1)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Weaknesses

• CWE-404Improper Resource Shutdown or ReleaseClass

Data version

5.1

Document digest

34e250edf7ec22eb8f9097cc230afdc2045611eb9fc0f0d19ee2867873eea918

• vuldb.comVDB-309649 | H3C Magic R200G HTTP POST Request aspForm EditWlanMacList denial of servicehttps://vuldb.com/?id.309649vdb-entrytechnical-description
• vuldb.comVDB-309649 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/?ctiid.309649signaturepermissions-required
• vuldb.comSubmit #563583 | New H3C Technologies Co., Ltd. H3C Magic R200G <=100R002 Buffer Overflowhttps://vuldb.com/?submit.563583third-party-advisory
• github.comhttps://github.com/CH13hh/tmp_store_cc/blob/main/H3C%20Magic%20R200G/1.mdbroken-linkexploit