RCE in Horde Groupware
CVE-2020-8518
Horde Groupware Webmail Edition 5.2.22 allows injection of arbitrary PHP code via CSV data, leading to remote code execution.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.717 (99.4th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.717 · newest: 0.717 · change: 0.000
Affected products
- Horde Groupware — versions 5.2.22
- Debian Linux — versions 8.0
- Fedoraproject Fedora — versions 30, 31
Weakness classification (CWE)
Public proof-of-concept exploits
References
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.horde.org/archives/announce/2020/001285.html (Mailing List, Vendor Advisory)
- packetstormsecurity.com/files/156872/Horde-5.2.22-CSV-Import-Code-Execution.html (Exploit, VDB Entry, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/04/msg00008.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-8518?
- CVE-2020-8518 is a critical-severity vulnerability in Horde Groupware, classified under Code Injection. CVSS score: 9.8/10. Published 2020-02-17.
- How severe is CVE-2020-8518?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2020-8518 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.