VDB-169661 · MVID-2021-0082 · GCVE-100-169661

Backdoor.Win32.Aphexdoor.LiteSock Service Port 113 moo buffer overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.7	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Backdoor.Win32.Aphexdoor.LiteSock. This affects an unknown function of the file moo of the component Service Port 113. The manipulation leads to buffer overflow. The attack can be initiated remotely. Additionally, an exploit exists. It is recommended to apply restrictive firewalling.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Backdoor.Win32.Aphexdoor.LiteSock (Remote Access Software) (affected version not known). This issue affects some unknown functionality of the file moo of the component Service Port 113. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was released 02/10/2021 as MVID-2021-0082. The advisory is shared at malvuln.com. Technical details as well as a public exploit are known.

The exploit is available at malvuln.com. It is declared as proof-of-concept.

Addressing this vulnerability is possible by firewalling .

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Remote Access Software

Name

Backdoor.Win32.Aphexdoor.LiteSock

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.3
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/10/2021 🔍
02/10/2021 +0 days 🔍
02/10/2021 +0 days 🔍

Sourcesinfo

Advisory: MVID-2021-0082
Status: Not defined

GCVE (VulDB): GCVE-100-169661
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/10/2021 12:47
Changes: 02/10/2021 12:47 (40)
Complete: 🔍
Submitter: malvuln
Cache ID: 216::103

Submitinfo

Accepted

Submit #7590: BACKDOOR.WIN32.APHEXDOOR.LITESOCK / Remote Stack Buffer Overflow (by malvuln)