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CVE-2023-3374— Privilege Escalation in Bookreen

Quick assessment

Affected
Unisign Bookreen
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Bookreen是土耳其Bookreen公司的一款工作空间调度软件。可让每个可通过物联网设备预订的地点创造最大的效率和满意度。 Bookreen 3.0.0之前版本存在安全漏洞，该漏洞源于不完整的输入列表，允许权限升级。

CVSS 9.8 · Critical EPSS 0.70% · P52

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unisign Bookreen < 3.0.0 affected
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I. Basic Information for CVE-2023-3374

Vulnerability Information
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Vulnerability Title
Privilege Escalation in Bookreen
Source: CVE Program / CVE List V5
Vulnerability Description
Incomplete List of Disallowed Inputs vulnerability in Unisign Bookreen allows Privilege Escalation. This issue affects Bookreen: before 3.0.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不完整的黑名单
Source: CVE Program / CVE List V5
Vulnerability Title
Bookreen 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bookreen是土耳其Bookreen公司的一款工作空间调度软件。可让每个可通过物联网设备预订的地点创造最大的效率和满意度。 Bookreen 3.0.0之前版本存在安全漏洞，该漏洞源于不完整的输入列表，允许权限升级。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unisign Bookreen 0 ~ 3.0.0 -

II. Public POCs for CVE-2023-3374

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2023-3374

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Vendor Advisories for CVE-2023-3374 (1)

Other References for CVE-2023-3374 (1)

IV. Related Vulnerabilities

Same product: Bookreen
Same vendor: Unisign
Same weakness: CWE-184

V. Comments for CVE-2023-3374

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