zwczou WeChat SDK Python 0.3.0 validate/to_xml xml external entity reference
|CVSS Meta Temp Score|
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
|Current Exploit Price (≈)|
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
|CTI Interest Score|
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
A vulnerability was found in zwczou WeChat SDK Python 0.3.0 (Programming Language Software) and classified as critical. This issue affects the function
validate/to_xml. The manipulation with an unknown input leads to a xml external entity reference vulnerability. Using CWE to declare the problem leads to CWE-611. The software 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. Impacted is confidentiality, integrity, and availability.
The weakness was presented 03/19/2023 as 30. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2018-25082. Technical details of the vulnerability are known, but there is no available exploit.
Upgrading to version 0.5.5 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch e54abadc777715b6dcb545c13214d1dea63df6c9 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version. The advisory contains the following remark:
CVSSv3VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 9.8
NVD Vector: 🔒
CNA Base Score: 6.3
CNA Vector (VulDB): 🔒
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
NVD Base Score: 🔒
ExploitingClass: Xml external entity reference
CWE: CWE-611 / CWE-610
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
0-Day Time: 🔒
Upgrade: WeChat SDK Python 0.5.5
Timeline03/19/2023 Advisory disclosed
03/19/2023 +0 days CVE reserved
03/19/2023 +0 days VulDB entry created
04/12/2023 +23 days VulDB last update
CVE: CVE-2018-25082 (🔒)
EntryCreated: 03/19/2023 09:12 PM
Updated: 04/12/2023 01:42 AM
Changes: 03/19/2023 09:12 PM (45), 04/12/2023 01:34 AM (2), 04/12/2023 01:42 AM (28)
Do you need the next level of professionalism?
Upgrade your account now!