Known Exploited Vulnerability
7.5
HIGH
CVE-2023-27532
Veeam Backup & Replication Cloud Connect Missing A - [Actively Exploited]
Description

Vulnerability in Veeam Backup & Replication component allows encrypted credentials stored in the configuration database to be obtained. This may lead to gaining access to the backup infrastructure hosts.

INFO

Published Date :

March 10, 2023, 10:15 p.m.

Last Modified :

Nov. 21, 2024, 7:53 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
CISA Notification
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.

Description :

Veeam Backup & Replication Cloud Connect component contains a missing authentication for critical function vulnerability that allows an unauthenticated user operating within the backup infrastructure network perimeter to obtain encrypted credentials stored in the configuration database. This may lead to an attacker gaining access to the backup infrastructure hosts.

Required Action :

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Notes :

https://www.veeam.com/kb4424; https://nvd.nist.gov/vuln/detail/CVE-2023-27532

Public PoC/Exploit Available at Github

CVE-2023-27532 has a 4 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-2023-27532 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 Veeam veeam_backup_\&_replication
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-2023-27532.

URL Resource
https://www.veeam.com/kb4424 Vendor Advisory
https://www.veeam.com/kb4424 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).

None

C# Python

Updated: 4 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : July 5, 2024, 2 p.m. This repo has been linked 1 different CVEs too.

Exploit for CVE-2023-27532 against Veeam Backup & Replication

C#

Updated: 2 months, 4 weeks ago
102 stars 19 fork 19 watcher
Born at : March 23, 2023, 4:08 p.m. This repo has been linked 1 different CVEs too.

POC for Veeam Backup and Replication CVE-2023-27532

C#

Updated: 2 weeks ago
62 stars 10 fork 10 watcher
Born at : March 18, 2023, 4:20 p.m. This repo has been linked 1 different CVEs too.

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

Updated: 2 days, 17 hours ago
546 stars 34 fork 34 watcher
Born at : April 19, 2022, 8:58 a.m. This repo has been linked 1221 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-2023-27532 vulnerability anywhere in the article.

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The following table lists the changes that have been made to the CVE-2023-27532 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://www.veeam.com/kb4424
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Mar. 16, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://www.veeam.com/kb4424 No Types Assigned https://www.veeam.com/kb4424 Vendor Advisory
    Added CWE NIST CWE-306
    Added CPE Configuration OR *cpe:2.3:a:veeam:backup_\&_replication: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:*:*:*:*:*:* *cpe:2.3:a:veeam:backup_\&_replication:12.0.0.1420:-:*:*:*:*:*:*
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-2023-27532 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

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

2.29 }} -0.79%

score

0.89856

percentile

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