VDB-198520 · CVE-2021-35250 · Nessus 207859

SolarWinds Serv-U up to 15.3 file information disclosure

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 classified as problematic was found in SolarWinds Serv-U up to 15.3. This vulnerability affects unknown code. Executing a manipulation can lead to file information disclosure. This vulnerability is registered as CVE-2021-35250. It is possible to launch the attack remotely. No exploit is available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in SolarWinds Serv-U up to 15.3 (File Transfer Software). It has been declared as problematic. This vulnerability affects an unknown function. The manipulation with an unknown input leads to a file information disclosure vulnerability. The CWE definition for the vulnerability is CWE-538. The product places sensitive information into files or directories that are accessible to actors who are allowed to have access to the files, but not to the sensitive information. As an impact it is known to affect confidentiality.

The weakness was published 04/26/2022. The advisory is shared for download at solarwinds.com. This vulnerability was named CVE-2021-35250 since 06/22/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1083.

The vulnerability scanner Nessus provides a plugin with the ID 207859 (SolarWinds Serv-U 15.3.1), which helps to determine the existence of the flaw in a target environment.

Applying the patch 15.3 Hotfix 1 is able to eliminate this problem. The bugfix is ready for download at support.solarwinds.com.

The vulnerability is also documented in the vulnerability database at Tenable (207859). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

File Transfer Software

Vendor

SolarWinds

Name

Serv-U

Version

License

commercial

Website

Vendor: https://www.solarwinds.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (SolarWinds): 🔍

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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: File information disclosure
CWE: CWE-538 / CWE-200 / CWE-284
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: 207859
Nessus Name: SolarWinds Serv-U 15.3.1

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 15.3 Hotfix 1

Timelineinfo

06/22/2021 🔍
04/26/2022 +308 days 🔍
04/26/2022 +0 days 🔍
09/27/2024 +885 days 🔍

Sourcesinfo

Vendor: solarwinds.com

Advisory: solarwinds.com
Status: Confirmed

CVE: CVE-2021-35250 (🔍)
GCVE (CVE): GCVE-0-2021-35250
GCVE (VulDB): GCVE-100-198520

Entryinfo

Created: 04/26/2022 10:42
Updated: 09/27/2024 23:58
Changes: 04/26/2022 10:42 (30), 04/26/2022 10:43 (20), 04/29/2022 17:27 (1), 09/17/2024 06:59 (33), 09/27/2024 23:58 (2)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.