rami.io pretix up to 4.15.0/4.16.0/4.17.0 OAuth improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in rami.io pretix up to 4.15.0/4.16.0/4.17.0. This affects an unknown function of the component OAuth. Such manipulation leads to improper authorization. This vulnerability is listed as CVE-2023-27891. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, has been found in rami.io pretix up to 4.15.0/4.16.0/4.17.0. Affected by this issue is an unknown part of the component OAuth. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality, integrity, and availability. CVE summarizes:

rami.io pretix before 4.17.1 allows OAuth application authorization from a logged-out session. The fixed versions are 4.15.1, 4.16.1, and 4.17.1.

The weakness was presented 03/07/2023. The advisory is shared for download at pretix.eu. This vulnerability is handled as CVE-2023-27891 since 03/06/2023. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1548.002.

Upgrading to version 4.15.1, 4.16.1 or 4.17.1 eliminates this vulnerability. The upgrade is hosted for download at pretix.eu.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-0208). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: pretix 4.15.1/4.16.1/4.17.1

Timelineinfo

03/06/2023 🔍
03/07/2023 +1 days 🔍
03/07/2023 +0 days 🔍
07/01/2025 +847 days 🔍

Sourcesinfo

Advisory: pretix.eu
Status: Confirmed

CVE: CVE-2023-27891 (🔍)
GCVE (CVE): GCVE-0-2023-27891
GCVE (VulDB): GCVE-100-222428
EUVD: 🔍

Entryinfo

Created: 03/07/2023 08:35
Updated: 07/01/2025 14:19
Changes: 03/07/2023 08:35 (41), 04/01/2023 07:15 (11), 07/01/2025 14:19 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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