SecuriTricks - CVE-2018-25314

Description

Allok soft WMV to AVI MPEG DVD WMV Converter 4.6.1217 contains a buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized string in the License Name field. Attackers can craft a malicious input containing shellcode with structured exception handler (SEH) overwrite to bypass protections and execute code with application privileges.

Product(s) Impacted

Vendor	Product	Versions
Allok Soft	Wmv To Avi Mpeg Dvd Converter	4.6.1217

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	allok_soft	wmv_to_avi_mpeg_dvd_converter	4.6.1217	/	/	/	/	/	/	/

References

http://www.alloksoft.com

http://www.alloksoft.com/wmv.htm

https://www.exploit-db.com/exploits/44365

https://www.vulncheck.com/advisories/allok-soft-wmv-to-avi-mpeg-dvd-wmv-converter-buffer-overflow

CVSS Score

8.6 / 10

CVSS Data - 4.0

Attack Vector: LOCAL
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: NONE
User Interaction: NONE
Scope:
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: HIGH
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/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

View Vector String

Timeline

Published: April 29, 2026, 8:16 p.m.
Last Modified: April 29, 2026, 9:22 p.m.

Status : Deferred

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2018-25314