rejetto HFS 2.3m Build #300 Virtual File HTTP Requests buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in rejetto HFS 2.3m Build #300. This vulnerability affects unknown code of the component Virtual File Handler. The manipulation as part of HTTP Requests leads to buffer overflow. This vulnerability is traded as CVE-2020-13432. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in rejetto HFS 2.3m Build #300. This issue affects an unknown functionality of the component Virtual File Handler. The manipulation as part of a HTTP Requests leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

rejetto HFS (aka HTTP File Server) v2.3m Build #300, when virtual files or folders are used, allows remote attackers to trigger an invalid-pointer write access violation via concurrent HTTP requests with a long URI or long HTTP headers.

The weakness was shared 06/08/2020. The identification of this vulnerability is CVE-2020-13432 since 05/24/2020. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

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

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
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

05/24/2020 🔍
06/08/2020 +15 days 🔍
06/09/2020 +1 days 🔍
06/09/2020 +0 days 🔍

Sourcesinfo

Status: Not defined

CVE: CVE-2020-13432 (🔍)
GCVE (CVE): GCVE-0-2020-13432
GCVE (VulDB): GCVE-100-156269

Entryinfo

Created: 06/09/2020 06:58
Updated: 06/09/2020 07:03
Changes: 06/09/2020 06:58 (36), 06/09/2020 07:03 (17)
Complete: 🔍
Submitter: hyp3rlinx
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #174: CVE-2020-13432 - HFS HTTP File Server "hfs.exe" - Remote Buffer Overflow DoS (by hyp3rlinx)

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