Tucows Easy CD & DVD Cover Creator 4.13 buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Tucows Easy CD & DVD Cover Creator 4.13. This affects an unknown part. This manipulation causes buffer overflow. This vulnerability is registered as CVE-2020-36940. The attack needs to be launched locally. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Tucows Easy CD & DVD Cover Creator 4.13. It has been declared as critical. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Easy CD & DVD Cover Creator 4.13 contains a buffer overflow vulnerability in the serial number input field that allows attackers to crash the application. Attackers can generate a 6000-byte payload and paste it into the serial number field to trigger an application crash.

The weakness was published by Achilles as 49337. It is possible to read the advisory at exploit-db.com. This vulnerability is known as CVE-2020-36940 since 01/25/2026. The exploitation appears to be easy. Attacking locally is a requirement. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2020-30858). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.3

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector (VulnCheck): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/25/2026 CVE reserved
01/27/2026 +2 days Advisory disclosed
01/27/2026 +0 days VulDB entry created
01/28/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: 49337
Researcher: Achilles
Status: Not defined

CVE: CVE-2020-36940 (🔒)
GCVE (CVE): GCVE-0-2020-36940
GCVE (VulDB): GCVE-100-343015
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/27/2026 17:10
Updated: 01/28/2026 21:29
Changes: 01/27/2026 17:10 (78), 01/28/2026 21:29 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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