class.upload.php unrestricted upload

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in class.upload.php and classified as critical. The impacted element is an unknown function. The manipulation leads to unrestricted upload. This vulnerability is uniquely identified as CVE-2023-6551. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in class.upload.php (Programming Language Software) (the affected version unknown). This issue affects an unknown part. The manipulation with an unknown input leads to a unrestricted upload vulnerability. Using CWE to declare the problem leads to CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

As a simple library, class.upload.php does not perform an in-depth check on uploaded files, allowing a stored XSS vulnerability when the default configuration is used. Developers must be aware of that fact and use extension whitelisting accompanied by forcing the server to always provide content-type based on the file extension. The README has been updated to include these guidelines.

The weakness was disclosed 01/04/2024 by Krzysztof Zając. It is possible to read the advisory at cert.pl. The identification of this vulnerability is CVE-2023-6551 since 12/06/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1608.002 according to MITRE ATT&CK.

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

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

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Unrestricted upload
CWE: CWE-434 / CWE-284 / 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/06/2023 🔍
01/04/2024 +29 days 🔍
01/04/2024 +0 days 🔍
10/10/2024 +280 days 🔍

Sourcesinfo

Advisory: cert.pl
Researcher: Krzysztof Zając
Status: Not defined

CVE: CVE-2023-6551 (🔍)
GCVE (CVE): GCVE-0-2023-6551
GCVE (VulDB): GCVE-100-249707

Entryinfo

Created: 01/04/2024 22:28
Updated: 10/10/2024 19:00
Changes: 01/04/2024 22:28 (36), 01/04/2024 22:29 (1), 01/24/2024 08:56 (9), 10/10/2024 19:00 (16)
Complete: 🔍
Cache ID: 216::103

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