Description
BacklinkSpeed 2.4 contains a buffer overflow vulnerability that allows attackers to corrupt the Structured Exception Handler (SEH) chain through malicious file import. Attackers can craft a specially designed payload file to overwrite SEH addresses, potentially executing arbitrary code and gaining control of the application.
Published: 2026-01-29
Score: 8.4 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Tue, 12 May 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics cvssV4_0

{'score': 0, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

cvssV4_0

{'score': 8.4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Fri, 30 Jan 2026 09:00:00 +0000

Type Values Removed Values Added
First Time appeared Dummysoftware
Dummysoftware backlinkspeed
Vendors & Products Dummysoftware
Dummysoftware backlinkspeed

Thu, 29 Jan 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 29 Jan 2026 14:45:00 +0000

Type Values Removed Values Added
Description BacklinkSpeed 2.4 contains a buffer overflow vulnerability that allows attackers to corrupt the Structured Exception Handler (SEH) chain through malicious file import. Attackers can craft a specially designed payload file to overwrite SEH addresses, potentially executing arbitrary code and gaining control of the application.
Title BacklinkSpeed 2.4 - Buffer Overflow PoC (SEH)
Weaknesses CWE-121
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 0, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Dummysoftware Backlinkspeed
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-05-12T20:46:19.671Z

Reserved: 2026-01-27T15:47:08.000Z

Link: CVE-2020-36997

cve-icon Vulnrichment

Updated: 2026-01-29T16:22:21.625Z

cve-icon NVD

Status : Deferred

Published: 2026-01-29T15:16:06.160

Modified: 2026-04-15T00:35:42.020

Link: CVE-2020-36997

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-30T08:42:53Z

Weaknesses