PT-2021-11203 · Symphony · Symphony

Dahua966 · Published 2021-10-31 · Updated 2021-11-02 · CVE-2020-25912

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Name of the Vulnerable Software and Affected Versions: Symphony version 2.7.10

Description: A XML External Entity (XXE) vulnerability was discovered in symphonylibtoolkitclass.xmlelement.php which can lead to an information disclosure or denial of service (DOS).

Recommendations: For Symphony version 2.7.10, consider disabling the class.xmlelement.php file in the symphonylibtoolkit directory as a temporary workaround until a patch is available. Restrict access to the vulnerable class.xmlelement.php file to minimize the risk of exploitation.

Exploit

Fix

XXE

Weakness Enumeration

CWE-611

Related Identifiers

CVE-2020-25912

Affected Products

Symphony

References · 6

• 🔥 https://github.com/symphonycms/symphonycms/issues/2924 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-25912 · Security Note
• https://osv.dev/vulnerability/CVE-2020-25912 · Vendor Advisory
• http://symphony.com · Note
• https://t.me/cibsecurity/31514 · Telegram Post
• https://t.me/cvenotify/22745 · Telegram Post