VDB-186475 · CVE-2020-25722 · Nessus 214602

Samba up to 4.13.13/4.14.9/4.15.1 AD DC access control

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.
8.4	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Samba up to 4.13.13/4.14.9/4.15.1. This vulnerability affects unknown code of the component AD DC. This manipulation causes access control. This vulnerability is registered as CVE-2020-25722. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Samba up to 4.13.13/4.14.9/4.15.1 (File Transfer Software) and classified as critical. Affected by this vulnerability is some unknown functionality of the component AD DC. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 11/10/2021. It is possible to read the advisory at samba.org. This vulnerability is known as CVE-2020-25722. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 214602 (Debian DSA-5015-1 : samba - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.13.14, 4.14.10 or 4.15.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (214602). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

File Transfer Software

Name

Samba

Version

License

open-source

Website

Product: https://www.samba.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
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: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Nessus ID: 214602
Nessus Name: Debian DSA-5015-1 : samba - security update

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Samba 4.13.14/4.14.10/4.15.2

Timelineinfo

09/16/2020 🔍
11/10/2021 +420 days 🔍
11/10/2021 +0 days 🔍
01/25/2025 +1171 days 🔍

Sourcesinfo

Product: samba.org

Advisory: samba.org
Status: Confirmed

CVE: CVE-2020-25722 (🔍)
GCVE (CVE): GCVE-0-2020-25722
GCVE (VulDB): GCVE-100-186475

Entryinfo

Created: 11/10/2021 15:05
Updated: 01/25/2025 00:09
Changes: 11/10/2021 15:05 (38), 11/12/2021 13:03 (1), 01/25/2025 00:09 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.