CVE-2020-24379
Debian Security Advisory 4773-1
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
3
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
WebDAV implementation in Yaws web server versions 1.81 to 2.0.7 is vulnerable to XXE injection.
Una implementación de WebDAV en el servidor web Yaws versiones 1.81 hasta 2.0.7, es vulnerable a una inyección de tipo XXE.
It was discovered that Yaws did not properly sanitize XML input. A remote attacker could use this vulnerability to execute an XML External Entity injection attack. It was discovered that Yaws mishandled certain input when running CGI scripts. A remote attacker could use this vulnerability to execute arbitrary commands.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-08-17 CVE Reserved
- 2020-09-08 CVE Published
- 2020-09-08 First Exploit
- 2024-08-04 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-611: Improper Restriction of XML External Entity Reference
CAPEC
References (8)
| URL | Tag | Source |
|---|---|---|
| https://lists.debian.org/debian-lts-announce/2020/09/msg00022.html | Mailing List |
|
| https://vuln.be/post/yaws-xxe-and-shell-injections | Broken Link |
| URL | Date | SRC |
|---|---|---|
| https://packetstorm.news/files/id/159106 | 2020-09-08 | |
| https://github.com/vulnbe/poc-yaws-dav-xxe | 2024-08-04 | |
| https://packetstormsecurity.com/files/159106/Yaws-2.0.7-XML-Injection-Command-Injection.html | 2024-08-04 |
| URL | Date | SRC |
|---|---|---|
| https://github.com/erlyaws/yaws/commits/master | 2022-12-06 |
| URL | Date | SRC |
|---|---|---|
| https://usn.ubuntu.com/4569-1 | 2022-12-06 | |
| https://www.debian.org/security/2020/dsa-4773 | 2022-12-06 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Yaws Search vendor "Yaws" | Yaws Search vendor "Yaws" for product "Yaws" | >= 1.81 <= 2.0.7 Search vendor "Yaws" for product "Yaws" and version " >= 1.81 <= 2.0.7" | - |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04" | lts |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0" | - |
Affected
| ||||||