VDB-186471 · CVE-2020-25717 · Nessus 214602

Samba up to 4.13.13/4.14.9/4.15.1 AD Domain privilege escalation

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 was found in Samba up to 4.13.13/4.14.9/4.15.1. It has been classified as very critical. Affected is an unknown function of the component AD Domain Handler. Performing a manipulation results in an unknown weakness. This vulnerability is identified as CVE-2020-25717. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as very critical has been found in Samba up to 4.13.13/4.14.9/4.15.1 (File Transfer Software). This affects an unknown code block of the component AD Domain Handler. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 11/10/2021. It is possible to read the advisory at samba.org. This vulnerability is uniquely identified as CVE-2020-25717. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/25/2025).

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). Be aware that VulDB is the high quality source 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: Privilege escalation
CWE: Unknown
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-2020-25717 (🔍)
GCVE (CVE): GCVE-0-2020-25717
GCVE (VulDB): GCVE-100-186471

Entryinfo

Created: 11/10/2021 15:00
Updated: 01/25/2025 00:09
Changes: 11/10/2021 15:00 (36), 11/12/2021 12:33 (1), 01/25/2025 00:09 (17)
Complete: 🔍
Cache ID: 216::103