Privilege Escalation in Bookreen

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2023-3374
StatePUBLISHED
AssignerTR-CERT
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-09-05 17:15:09 UTC
Updated2026-05-22 09:16:31 UTC
DescriptionIncomplete List of Disallowed Inputs vulnerability in Unisign Bookreen allows Privilege Escalation. This issue affects Bookreen: before 3.0.0.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.001000000 probability, percentile 0.273290000 (date 2026-05-28)

Problem Types: CWE-184 | NVD-CWE-Other | CWE-184 CWE-184 Incomplete List of Disallowed Inputs

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Bookreen Bookreen All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Unisign Bookreen affected 3.0.0 custom Not specified

References

ReferenceSourceLinkTags
siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-23-0489 [email protected] siberguvenlik.gov.tr
Ulusal Siber Olaylara Müdahale Merkezi - USOM af854a3a-2127-422b-91ae-364da2661108 www.usom.gov.tr Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Anil CELİK (en)

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