XML injection in e-Tax software



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-46802
CWE-ID CWE-91
Exploitation vector Network
Public exploit N/A
Vulnerable software
 e-Tax
Client/Desktop applications / Other client software

Vendor National Tax Agency

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) XML injection

EUVDB-ID: #VU82716

Risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-46802

CWE-ID: CWE-91 - XML Injection

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation when processing XML data. A remote unauthenticated attacker can pass specially crafted XML data to the application and perform arbitrary actions on the system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

e-Tax: 3.0.10

CPE2.3 External links

http://www.e-tax.nta.go.jp/topics/topics_20231102.htm
http://jvn.jp/en/jp/JVN14762986/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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