Cmder Console Emulator 1.3.18 out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Cmder Console Emulator 1.3.18. Impacted is an unknown function. The manipulation results in out-of-bounds write. This vulnerability is identified as CVE-2021-47781. The attack is only possible with local access. Additionally, an exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in Cmder Console Emulator 1.3.18. Affected is an unknown code block. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Cmder Console Emulator 1.3.18 contains a buffer overflow vulnerability that allows attackers to trigger a denial of service condition through a maliciously crafted .cmd file. Attackers can create a specially constructed .cmd file with repeated characters to overwhelm the console emulator's buffer and crash the application.

The weakness was released by Aryan Chehreghani as 50401. The advisory is available at exploit-db.com. This vulnerability is traded as CVE-2021-47781 since 01/14/2026. The exploitability is told to be easy. Local access is required to approach this attack. Technical details are unknown but a public exploit is available.

The exploit is shared for download 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 Exploit-DB (50401). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

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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: Out-of-bounds write
CWE: CWE-787 / 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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Exploit-DB: 🔒

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/14/2026 CVE reserved
01/15/2026 +1 days Advisory disclosed
01/15/2026 +0 days VulDB entry created
01/15/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: 50401
Researcher: Aryan Chehreghani
Status: Not defined

CVE: CVE-2021-47781 (🔒)
GCVE (CVE): GCVE-0-2021-47781
GCVE (VulDB): GCVE-100-341346
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/15/2026 17:45
Changes: 01/15/2026 17:45 (79)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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