What is CVE-2020-8518?

CVE-2020-8518 is a critical-severity software vulnerability (Code injection) with a CVSS score of 9.8. Horde Groupware Webmail Edition 5.2.22 allows injection of arbitrary PHP code via CSV data, leading to remote code execution.

Is CVE-2020-8518 being actively exploited?

It is not currently in CISA's KEV catalog. Its EPSS exploitation probability is 71%.

What products does CVE-2020-8518 affect?

Tracked products affected include Fedora. Check the version you run to see whether it is affected.

How do I fix CVE-2020-8518?

Apply the vendor fix promptly. Upgrade affected products to a fixed version.

← All products

CVE-2020-8518

CRITICAL severity · CVSS 9.8 · Code injection

9.8CVSS CRITICAL

Summary

Horde Groupware Webmail Edition 5.2.22 allows injection of arbitrary PHP code via CSV data, leading to remote code execution.

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

Confidentiality impactHigh

Integrity impactHigh

Availability impactHigh

Exploit probability (EPSS)71%

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

Affected products we track (1)

Fedora

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Additional information

NVD record
https://lists.horde.org/archives/announce/2020/001285.htmlAdvisory
https://lists.debian.org/debian-lts-announce/2020/04/msg00008.htmlAdvisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2PRPIFQDGYPQ3F2TF2ETPIL7IYNSVVZQ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DKTNYDBDVJNMVC7QPXQI7CMPLX3USZ2T/
http://packetstormsecurity.com/files/156872/Horde-5.2.22-CSV-Import-Code-Execution.htmlAdvisory