CVE-2020-8518 EXPLOIT
9.8
CRITICAL · CVSS 3.1 · EPSS 71.7% (pctl 99)
Patch early
A public exploit exists.
Description
Horde Groupware Webmail Edition 5.2.22 allows injection of arbitrary PHP code via CSV data, leading to remote code execution.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 71.73% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-94 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2020-02-17 |
| Last modified | 2026-06-17 |
Affected (3)
| Vendor | Product |
|---|---|
| debian | debian linux |
| fedoraproject | fedora |
| horde | groupware |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Horde Groupware Webmail Edition 5.2.22 - Remote Code Execution | 2020-03-10 |
References
- http://packetstormsecurity.com/files/156872/Horde-5.2.22-CSV-Import-Code-Execution.html
- https://lists.debian.org/debian-lts-announce/2020/04/msg00008.html
- 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/
- https://lists.horde.org/archives/announce/2020/001285.html
- http://packetstormsecurity.com/files/156872/Horde-5.2.22-CSV-Import-Code-Execution.html
- https://lists.debian.org/debian-lts-announce/2020/04/msg00008.html
- 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/
- https://lists.horde.org/archives/announce/2020/001285.html
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