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Known exploited vulnerability

CVE-2023-27532

highCVSS 3.1 7.5In CISA KEVRansomwareEPSS 81%Published · n/a

The short answer

CVE-2023-27532 affects n/a Veeam Backup & Replication and is rated high (CVSS 7.5). CISA added it to the Known Exploited Vulnerabilities catalog on 2023-08-22: attackers are using it, so patch it first.

What it is

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.

Weakness: CWE-306.

Severity

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploited (CISA KEV)

Yes, since Aug 22, 2023

Federal due date Sep 12, 2023

EPSS, next 30 days

81%

Higher than 100% of scored CVEs

How it can be exploited

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
None
Availability impact
None

What CISA says to do

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

Affected products

Veeam Backup & Replication. NVD's record lists the exact affected versions.

References

Questions

Is CVE-2023-27532 being exploited?

Yes. CISA added CVE-2023-27532 to its Known Exploited Vulnerabilities catalog on 2023-08-22, with a federal remediation due date of 2023-09-12. CISA lists it as used in ransomware campaigns.

How do I fix CVE-2023-27532?

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

From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.

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