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Known exploited vulnerability

CVE-2022-37042

criticalCVSS 3.1 9.8In CISA KEVRansomwareEPSS 92%Published · n/a

The short answer

CVE-2022-37042 affects n/a n/a and is rated critical (CVSS 9.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2022-08-11: attackers are using it, so patch it first. The vendor has linked a patch.

What it is

Zimbra Collaboration Suite (ZCS) 8.8.15 and 9.0 has mboximport functionality that receives a ZIP archive and extracts files from it. By bypassing authentication (i.e., not having an authtoken), an attacker can upload arbitrary files to the system, leading to directory traversal and remote code execution. NOTE: this issue exists because of an incomplete fix for CVE-2022-27925.

Weakness: CWE-22.

Severity

9.8 critical

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

Exploited (CISA KEV)

Yes, since Aug 11, 2022

Federal due date Sep 1, 2022

EPSS, next 30 days

92%

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
High
Availability impact
High

What CISA says to do

Apply updates per vendor instructions.

Affected products

n/a. NVD's record lists the exact affected versions.

References

Questions

Is CVE-2022-37042 being exploited?

Yes. CISA added CVE-2022-37042 to its Known Exploited Vulnerabilities catalog on 2022-08-11, with a federal remediation due date of 2022-09-01. CISA lists it as used in ransomware campaigns.

How do I fix CVE-2022-37042?

CISA's required action: Apply updates per vendor instructions.

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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