CVE-2022-26501
Veeam Backup & Replication Remote Code Execution Vulnerability - [Actively Exploited]
Description
Veeam Backup & Replication 10.x and 11.x has Incorrect Access Control (issue 1 of 2).
INFO
Published Date :
March 17, 2022, 9:15 p.m.
Last Modified :
April 4, 2025, 5:53 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CISA KEV (Known Exploited Vulnerabilities)
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.
The Veeam Distribution Service in the Backup & Replication application allows unauthenticated users to access internal API functions. A remote attacker can send input to the internal API which may lead to uploading and executing of malicious code.
Apply updates per vendor instructions.
https://www.veeam.com/kb4288; https://nvd.nist.gov/vuln/detail/CVE-2022-26501
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | HIGH | [email protected] | ||||
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 3.1 | CRITICAL | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Upgrade to Veeam Backup & Replication version 10.0.1.4854 P20220304 / 11.0.1.1261 P20220302 or later.
Public PoC/Exploit Available at Github
CVE-2022-26501 has a 2 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2022-26501.
| URL | Resource |
|---|---|
| https://veeam.com | Vendor Advisory |
| https://www.veeam.com/kb4288 | Vendor Advisory |
| https://veeam.com | Vendor Advisory |
| https://www.veeam.com/kb4288 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-26501 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-2022-26501
weaknesses.
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).
Journey during my 100 days of Homelab in 2022
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Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.
cisa-kev vulnerability 0day cisa exploits
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-26501 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-26501 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.
-
Modified Analysis by [email protected]
Apr. 04, 2025
Action Type Old Value New Value -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Feb. 03, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-306 -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://veeam.com Added Reference https://www.veeam.com/kb4288 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Reanalysis by [email protected]
Feb. 02, 2023
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:veeam:backup_\&_replication:*:*:*:*:*:*:*:* versions from (including) 10.0.0.4442 up to (excluding) 10.0.1.4854 *cpe:2.3:a:veeam:backup_\&_replication:10.0.1.4854:-:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:10.0.1.4854:p20201202:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:10.0.1.4854:p20210609:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:10.0.1.4854:p20220304:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:*:*:*:*:*:*:*:* versions from (including) 11.0.0.825 up to (excluding) 11.0.1.1261 *cpe:2.3:a:veeam:backup_\&_replication:11.0.1.1261:-:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:11.0.1.1261:p20211123:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:11.0.1.1261:p20211211:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:11.0.1.1261:p20220302:*:*:*:*:*:* OR *cpe:2.3:a:veeam:backup_\&_replication:*:*:*:*:*:*:*:* versions from (including) 10.0.0.4442 up to (excluding) 10.0.1.4854 *cpe:2.3:a:veeam:backup_\&_replication:10.0.1.4854:-:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:10.0.1.4854:p20201202:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:10.0.1.4854:p20210609:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:*:*:*:*:*:*:*:* versions from (including) 11.0.0.825 up to (excluding) 11.0.1.1261 *cpe:2.3:a:veeam:backup_\&_replication:11.0.1.1261:-:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:11.0.1.1261:p20211123:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:11.0.1.1261:p20211211:*:*:*:*:*:* -
Initial Analysis by [email protected]
Mar. 24, 2022
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:C/I:C/A:C) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://veeam.com No Types Assigned https://veeam.com Vendor Advisory Changed Reference Type https://www.veeam.com/kb4288 No Types Assigned https://www.veeam.com/kb4288 Vendor Advisory Added CWE NIST CWE-863 Added CPE Configuration OR *cpe:2.3:a:veeam:backup_\&_replication:*:*:*:*:*:*:*:* versions from (including) 10.0.0.4442 up to (excluding) 10.0.1.4854 *cpe:2.3:a:veeam:backup_\&_replication:10.0.1.4854:-:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:10.0.1.4854:p20201202:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:10.0.1.4854:p20210609:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:10.0.1.4854:p20220304:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:*:*:*:*:*:*:*:* versions from (including) 11.0.0.825 up to (excluding) 11.0.1.1261 *cpe:2.3:a:veeam:backup_\&_replication:11.0.1.1261:-:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:11.0.1.1261:p20211123:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:11.0.1.1261:p20211211:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:11.0.1.1261:p20220302:*:*:*:*:*:*
Vulnerability Scoring Details
Base CVSS Score: 9.8
Base CVSS Score: 10
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
84.66 }} -0.19%
score
0.99277
percentile