CVE-2018-25212Public exploit

Code execution via WAV SEH overwrite

Published Mar 26, 2026 · Updated Mar 26, 2026

Out-of-bounds write in Boxoft WAV to WMA Converter 1.0 allows attackers to execute arbitrary code via a crafted WAV file. The public exploit places 4,132 bytes before attacker-controlled next-SEH and SEH values, followed by shellcode reached through a pop-pop-return sequence. Exploitation requires the converter to process the file; resulting code runs with the application process privileges on Windows.

CVSS severity8.6
High
EPSS probability0.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Out-of-bounds write in Boxoft WAV to WMA Converter 1.0 allows attackers to execute arbitrary code via a crafted WAV file. The public exploit places 4,132 bytes before attacker-controlled next-SEH and SEH values, followed by shellcode reached through a pop-pop-return sequence. Exploitation requires the converter to process the file; resulting code runs with the application process privileges on Windows.

The record

CVE
CVE-2018-25212
Published
Mar 26, 2026
Updated
Mar 26, 2026
Vendor
Boxoft
Product
WAV to WMA Converter
Classifications
CWE-787, T1203
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 26, 2026CVE publishedPublication date reported by the CVE source.
  2. Mar 26, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Boxoft · WAV to WMA Converterversion=1.0

Published CVSS scores

8.4VulnCheckCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
8.6VulnCheckCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-787Out-of-bounds Write
T1203Exploitation for Client Execution

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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