Path Traversal in Roundcube Webmail

CVE-2020-12640

Roundcube Webmail before 1.4.4 allows attackers to include local files and execute code via directory traversal in a plugin name to rcube_plugin_api.php.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.067 (93.1th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
  • cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
  • cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)
  • cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_SUSE)

Frequently asked questions

What is CVE-2020-12640?
CVE-2020-12640 is a critical-severity vulnerability in Roundcube Webmail, classified under Path Traversal. CVSS score: 9.8/10. Published 2020-05-04.
How severe is CVE-2020-12640?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-12640 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.