CVE-2023-27532

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.806 · 100 %ileexploit · PoCDEEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 4 exploits · PoC

Likely / severe?

80.6% (100th) EPSS

CVSS 7.5 · high

Is it mine?

11 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

added 2023-08-22remediate by 2023-09-12

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

EPSS · scored 2026-10-24

Veeam Backup & Replication Cloud Connect Missing Authentication for Critical Function Vulnerability

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.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondaryexploitability 3.9 · impact 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-306USprimaryCWE-306US

ATT&CK techniques

ATT&CK techniques this enables or maps to.

exploits (4)

Public proof-of-concept and weaponised exploit code.

horizon3ai/CVE-2023-27532POC for Veeam Backup and Replication CVE-2023-27532PoC · poc_in_github
puckiestyle/CVE-2023-27532-RCE-Onlypuckiestyle/CVE-2023-27532-RCE-OnlyPoC · poc_in_github
sfewer-r7/CVE-2023-27532Exploit for CVE-2023-27532 against Veeam Backup & ReplicationPoC · poc_in_github
yunus-a1i/veeam-cve-2023-27532-mockyunus-a1i/veeam-cve-2023-27532-mockPoC · poc_in_github

affected products (11)

Products and version ranges known to be affected.

Veeam Backup & Replication <11.0.1.1261 P20230227all versionscert_bundDE
Veeam Backup & Replication <12.0.0.1420 P20230223all versionscert_bundDE
Veeam Backup & Replication< 11.0.1.1261 P20230227cert_bundDE
Veeam Backup & Replication< 12.0.0.1420 P20230223cert_bundDE
n/a Veeam Backup & Replication≤ 11a (build 11.0.1.1261 P20230227)enisa_euvdEU
n/a Veeam Backup & Replication≤ Fixed Versions: v12 (build 12.0.0.1420 P20230223)enisa_euvdEU
Veeam Software AG Veeam Backup & Replication≤ 12 Build 12.0.0.1420 P20230223fstec_bduRU
Veeam Software AG Veeam Backup & Replication≤ 11a Bbuild 11.0.1.1261 P20230227fstec_bduRU
veeam veeam backup & replication< 11.0.1.1261nvdUScpe:2.3:a:veeam:veeam_backup_\&_replication:*:*:*:*:*:*:*:*
veeam veeam backup & replication= 11.0.1.1261nvdUScpe:2.3:a:veeam:veeam_backup_\&_replication:*:*:*:*:*:*:*:*
veeam veeam backup & replication= 12.0.0.1420nvdUScpe:2.3:a:veeam:veeam_backup_\&_replication:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-0597Veeam Backup & Replication: Schwachstelle ermöglicht Umgehen von SicherheitsvorkehrungenDeutsch2023-03-07csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Veeam Backup & Replication ausnutzen, um Sicherheitsvorkehrungen zu umgehen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd NVD CVE.org MITRE

published 2023-03-10modified 2026-06-17

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Related entries.

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+4418 more

references (5)

External citations — patches, advisories, analysis.

https://cxsecurity.com/cveshow/CVE-2023-27532/cnnvd
https://www.veeam.com/kb4424 cnnvd
https://www.veeam.com/kb4424 enisa_euvd
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-27532US Government Resourcenvd
https://www.veeam.com/kb4424Vendor Advisorynvd

scry

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