What is CVE-2018-20000?

CVE-2018-20000 is a high-severity vulnerability in Apereo Bw-Webdav, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.5/10. Published 2018-12-10.

How severe is CVE-2018-20000?

High severity. CVSS v3 base score is 7.5 out of 10.

XXE in Apereo Bw-Webdav

CVE-2018-20000

Apereo Bedework bw-webdav before 4.0.3 allows XXE attacks, as demonstrated by an invite-reply document that reads a local file, related to webdav/servlet/common/MethodBase.java and webdav/servlet/common/PostRequestPars.java.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.017 (74.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Apereo Bw-webdav
N/a — versions n/a

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-20000?: CVE-2018-20000 is a high-severity vulnerability in Apereo Bw-Webdav, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.5/10. Published 2018-12-10.
How severe is CVE-2018-20000?: High severity. CVSS v3 base score is 7.5 out of 10.