7.2
HIGH
CVE-2020-26122
Inspur NF5266M5 Remote Code Execution (RCE) via Administrator Privileges in Baseboard Management Controller (BMC)
Description

Inspur NF5266M5 through 3.21.2 and other server M5 devices allow remote code execution via administrator privileges. The Baseboard Management Controller (BMC) program of INSPUR server is weak in checking the firmware and lacks the signature verification mechanism, the attacker who obtains the administrator's rights can control the BMC by inserting malicious code into the firmware program and bypassing the current verification mechanism to upgrade the BMC.

INFO

Published Date :

Dec. 7, 2020, 4:15 p.m.

Last Modified :

Nov. 21, 2024, 5:19 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

1.2
Affected Products

The following products are affected by CVE-2020-26122 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 Inspur nf8480m5_firmware
2 Inspur nf8260m5_firmware
3 Inspur ns5162m5_firmware
4 Inspur ns5488m5_firmware
5 Inspur ns5484m5_firmware
6 Inspur ns5482m5_firmware
7 Inspur nf5280m5_firmware
8 Inspur nf5468m5_firmware
9 Inspur nf5488m5-d_firmware
10 Inspur nf5180m5_firmware
11 Inspur nf5270m5_firmware
12 Inspur nf5260m5_firmware
13 Inspur nf5266m5_firmware
14 Inspur nf5466m5_firmware
15 Inspur nf5486m5_firmware
16 Inspur nf8480m5
17 Inspur nf8260m5
18 Inspur ns5162m5
19 Inspur ns5488m5
20 Inspur ns5484m5
21 Inspur ns5482m5
22 Inspur nf5280m5
23 Inspur nf5468m5
24 Inspur nf5488m5-d
25 Inspur nf5180m5
26 Inspur nf5270m5
27 Inspur nf5260m5
28 Inspur nf5266m5
29 Inspur nf5466m5
30 Inspur nf5486m5
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-2020-26122.

URL Resource
https://en.inspur.com/en/2487134/index.html Broken Link
https://en.inspur.com/en/security_bulletins/security_advisory2/2543921/index.html Vendor Advisory
https://en.inspur.com/en/2487134/index.html Broken Link
https://en.inspur.com/en/security_bulletins/security_advisory2/2543921/index.html Vendor 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).

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

The following list is the news that have been mention CVE-2020-26122 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-26122 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://en.inspur.com/en/2487134/index.html
    Added Reference https://en.inspur.com/en/security_bulletins/security_advisory2/2543921/index.html
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Dec. 08, 2020

    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:H/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://en.inspur.com/en/2487134/index.html No Types Assigned https://en.inspur.com/en/2487134/index.html Broken Link
    Changed Reference Type https://en.inspur.com/en/security_bulletins/security_advisory2/2543921/index.html No Types Assigned https://en.inspur.com/en/security_bulletins/security_advisory2/2543921/index.html Vendor Advisory
    Added CWE NIST CWE-347
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:nf8480m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.19.34 OR cpe:2.3:h:inspur:nf8480m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:nf8260m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.19.34 OR cpe:2.3:h:inspur:nf8260m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:ns5162m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.5.3 OR cpe:2.3:h:inspur:ns5162m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:ns5488m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.19.33 OR cpe:2.3:h:inspur:ns5488m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:ns5484m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.19.33 OR cpe:2.3:h:inspur:ns5484m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:ns5482m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.19.33 OR cpe:2.3:h:inspur:ns5482m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:nf5280m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.26.6 OR cpe:2.3:h:inspur:nf5280m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:nf5468m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.18.51 OR cpe:2.3:h:inspur:nf5468m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:nf5488m5-d_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.18.51 OR cpe:2.3:h:inspur:nf5488m5-d:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:nf5180m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.18.2 OR cpe:2.3:h:inspur:nf5180m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:nf5270m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.9.1 OR cpe:2.3:h:inspur:nf5270m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:nf5260m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.8.0 OR cpe:2.3:h:inspur:nf5260m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:nf5266m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.21.3 OR cpe:2.3:h:inspur:nf5266m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:nf5466m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.28.0 OR cpe:2.3:h:inspur:nf5466m5:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:inspur:nf5486m5_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.22.0 OR cpe:2.3:h:inspur:nf5486m5:-:*:*:*:*:*:*:*
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-2020-26122 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-26122 weaknesses.

Exploit Prediction

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

0.66 }} -0.58%

score

0.68552

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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Latest DB Update: Jun. 18, 2025 3:29