Sophos Endpoint Protection AV Parsing Engine ZIP Archive input validation

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

A vulnerability classified as critical was found in Sophos Endpoint Protection, Cloud Optix, Mobile, Intercept X Endpoint, Intercept X for Server and Secure Web Gateway. (Firewall Software). Affected by this vulnerability is some unknown functionality of the component AV Parsing Engine. The manipulation as part of a ZIP Archive leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The Sophos AV parsing engine before 2020-01-14 allows virus-detection bypass via a crafted ZIP archive. This affects Endpoint Protection, Cloud Optix, Mobile, Intercept X Endpoint, Intercept X for Server, and Secure Web Gateway.

The weakness was released 02/24/2020. This vulnerability is known as CVE-2020-9363 since 02/24/2020. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

Applying a patch is able to eliminate this problem.

Productinfo

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Vendor

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
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: Input validation
CWE: CWE-20
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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/24/2020 🔍
02/24/2020 +0 days 🔍
02/25/2020 +1 days 🔍
04/02/2024 +1498 days 🔍

Sourcesinfo

Vendor: sophos.com

Advisory: blog.zoller.lu
Status: Not defined

CVE: CVE-2020-9363 (🔍)

Entryinfo

Created: 02/25/2020 09:51
Updated: 04/02/2024 16:47
Changes: 02/25/2020 09:51 (36), 02/25/2020 09:56 (18), 04/02/2024 16:47 (18)
Complete: 🔍

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