Biscom Secure File Transfer up to 5.1.1067/6.0.1003 File Upload authorization

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 (≈)
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CTI Interest Score
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6.2$0-$5k0.00

A vulnerability classified as critical was found in Biscom Secure File Transfer up to 5.1.1067/6.0.1003 (File Transfer Software). This vulnerability affects an unknown code of the component File Upload. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Biscom Secure File Transfer (SFT) 5.0.1050 through 5.1.1067 and 6.0.1000 through 6.0.1003 allows Insecure Direct Object Reference (IDOR) by an authenticated sender because of an error in a file-upload feature. This is fixed in 5.1.1068 and 6.0.1004.

The weakness was presented 01/31/2020. This vulnerability was named CVE-2020-8503. The attack can be initiated remotely. A single authentication is needed for exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 5.1.1068 or 6.0.1004 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-639 / CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

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: Secure File Transfer 5.1.1068/6.0.1004

Timelineinfo

01/31/2020 🔍
01/31/2020 +0 days 🔍
02/01/2020 +1 days 🔍
03/27/2024 +1516 days 🔍

Sourcesinfo

Advisory: cve.biscom.com
Status: Not defined

CVE: CVE-2020-8503 (🔍)
GCVE (CVE): GCVE-0-2020-8503
GCVE (VulDB): GCVE-100-149608

Entryinfo

Created: 02/01/2020 08:12 AM
Updated: 03/27/2024 10:51 PM
Changes: 02/01/2020 08:12 AM (37), 02/01/2020 08:17 AM (17), 03/27/2024 10:51 PM (19)
Complete: 🔍
Cache ID: 18:22A:40

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