6.5
MEDIUM
CVE-2020-27994
SolarWinds Serv-U Authenticated Directory Traversal Vulnerability
Description

SolarWinds Serv-U before 15.2.2 allows Authenticated Directory Traversal.

INFO

Published Date :

Feb. 3, 2021, 4:15 p.m.

Last Modified :

Feb. 18, 2021, 3:26 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.8
Public PoC/Exploit Available at Github

CVE-2020-27994 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2020-27994 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Solarwinds serv-u
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-27994.

URL Resource
http://packetstormsecurity.com/files/161399/SolarWinds-Serv-U-FTP-Server-15.2.1-Path-Traversal.html Exploit Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2021/Feb/36 Exploit Mailing List Third Party Advisory
https://documentation.solarwinds.com/en/success_center/servu/Content/Release_Notes/Servu_15-2-2_release_notes.htm Release Notes Vendor Advisory
https://www.themissinglink.com.au/security-advisories-cve-2020-27994 Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

None

Updated: 1 month ago
6 stars 6 fork 6 watcher
Born at : April 13, 2023, 5:13 a.m. This repo has been linked 2 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-27994 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-27994 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Feb. 18, 2021

    Action Type Old Value New Value
    Removed CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:N/A:N)
    Removed CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type http://packetstormsecurity.com/files/161399/SolarWinds-Serv-U-FTP-Server-15.2.1-Path-Traversal.html No Types Assigned http://packetstormsecurity.com/files/161399/SolarWinds-Serv-U-FTP-Server-15.2.1-Path-Traversal.html Exploit, Third Party Advisory, VDB Entry
    Changed Reference Type http://seclists.org/fulldisclosure/2021/Feb/36 No Types Assigned http://seclists.org/fulldisclosure/2021/Feb/36 Exploit, Mailing List, Third Party Advisory
    Changed Reference Type https://www.themissinglink.com.au/security-advisories-cve-2020-27994 Broken Link https://www.themissinglink.com.au/security-advisories-cve-2020-27994 Third Party Advisory
  • CVE Modified by [email protected]

    Feb. 12, 2021

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/161399/SolarWinds-Serv-U-FTP-Server-15.2.1-Path-Traversal.html [No Types Assigned]
  • CVE Modified by [email protected]

    Feb. 12, 2021

    Action Type Old Value New Value
    Added Reference http://seclists.org/fulldisclosure/2021/Feb/36 [No Types Assigned]
  • Initial Analysis by [email protected]

    Feb. 05, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://documentation.solarwinds.com/en/success_center/servu/Content/Release_Notes/Servu_15-2-2_release_notes.htm No Types Assigned https://documentation.solarwinds.com/en/success_center/servu/Content/Release_Notes/Servu_15-2-2_release_notes.htm Release Notes, Vendor Advisory
    Changed Reference Type https://www.themissinglink.com.au/security-advisories-cve-2020-27994 No Types Assigned https://www.themissinglink.com.au/security-advisories-cve-2020-27994 Broken Link
    Added CWE NIST CWE-22
    Added CPE Configuration OR *cpe:2.3:a:solarwinds:serv-u:*:*:*:*:*:*:*:* versions up to (excluding) 15.2.2
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-27994 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.92 }} 0.18%

score

0.83138

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability