VDB-228567 · CVE-2023-27527 · EUVD-2023-31284

Shinseiyo Sogo Soft up to 7.9A 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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Shinseiyo Sogo Soft up to 7.9A and classified as problematic. This impacts an unknown function of the component XML Handler. Performing a manipulation results in xml external entity reference. This vulnerability is reported as CVE-2023-27527. The attack requires a local approach. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Shinseiyo Sogo Soft up to 7.9A. This affects an unknown part of the component XML Handler. The manipulation with an unknown input leads to a xml external entity reference vulnerability. CWE is classifying the issue as CWE-611. The product 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Shinseiyo Sogo Soft (7.9A) and earlier improperly restricts XML external entity references (XXE). By processing a specially crafted XML file, arbitrary files on the PC may be accessed by an attacker.

The weakness was disclosed 05/10/2023. It is possible to read the advisory at jvn.jp. This vulnerability is uniquely identified as CVE-2023-27527 since 03/15/2023. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-31284). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Shinseiyo

Name

Sogo Soft

Version

7.9A

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Xml external entity reference
CWE: CWE-611 / CWE-610
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/15/2023 🔍
05/10/2023 +55 days 🔍
05/10/2023 +0 days 🔍
11/17/2025 +922 days 🔍

Sourcesinfo

Advisory: jvn.jp
Status: Not defined

CVE: CVE-2023-27527 (🔍)
GCVE (CVE): GCVE-0-2023-27527
GCVE (VulDB): GCVE-100-228567
EUVD: 🔍

Entryinfo

Created: 05/10/2023 09:02
Updated: 11/17/2025 09:32
Changes: 05/10/2023 09:02 (38), 06/02/2023 09:12 (11), 11/17/2025 09:32 (15)
Complete: 🔍
Cache ID: 216::103