7.8
CVE-2018-20843
- EPSS 5.82%
- Published 24.06.2019 17:15:09
- Last modified 30.05.2025 20:15:20
- Source cve@mitre.org
- Teams watchlist Login
- Open Login
In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing (enough to be usable for denial-of-service attacks).
Data is provided by the National Vulnerability Database (NVD)
Libexpat Project ≫ Libexpat Version < 2.2.7
Canonical ≫ Ubuntu Linux Version12.04 SwEdition-
Canonical ≫ Ubuntu Linux Version14.04 SwEditionesm
Canonical ≫ Ubuntu Linux Version16.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version18.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version18.10
Canonical ≫ Ubuntu Linux Version19.04
Debian ≫ Debian Linux Version8.0
Debian ≫ Debian Linux Version9.0
Fedoraproject ≫ Fedora Version29
Fedoraproject ≫ Fedora Version30
Oracle ≫ Hospitality Res 3700 Version >= 5.7 <= 5.7.6
Oracle ≫ HTTP Server Version12.1.3.0
Oracle ≫ HTTP Server Version12.2.1.4.0
Oracle ≫ Outside In Technology Version8.5.4
Oracle ≫ Outside In Technology Version8.5.5
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
| Type | Source | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 5.82% | 0.901 |
| Source | Base Score | Exploit Score | Impact Score | Vector string |
|---|---|---|---|---|
| nvd@nist.gov | 7.5 | 3.9 | 3.6 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
|
| nvd@nist.gov | 7.8 | 10 | 6.9 |
AV:N/AC:L/Au:N/C:N/I:N/A:C
|
| 134c704f-9b21-4f2e-91b3-4a467353bcc0 | 7.5 | 3.9 | 3.6 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
|
CWE-611 Improper Restriction of XML External Entity Reference
The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.