Vulnerability identifier: #VU10776
Vulnerability risk: Low
CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-611
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
OneLogin python-saml
Client/Desktop applications /
Software for system administration
Vendor: Python.org
Description
The vulnerability allows a remote authenticated attacker to perform XXE attack.
The vulnerability exists due to an implementation flaw in the python-saml open-source library. A remote attacker can add or modify specially crafted XML data, modify digital signatures of user attribute data and impersonate a user or obtain potentially sensitive information.
Mitigation
Install update from vendor's website.
Vulnerable software versions
OneLogin python-saml: 1.4.0 - 2.4.0
External links
http://github.com/onelogin/python3-saml/releases/tag/v1.4.0
http://github.com/onelogin/python-saml/releases/tag/v2.4.0
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.