VDB-97821 · CVE-2017-6466 · BID 96784

F-Secure Antivirus Software Updater input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$5k-$25k0.00

Summaryinfo

A vulnerability has been found in F-Secure Antivirus and classified as critical. This impacts an unknown function of the component Software Updater. Performing a manipulation results in input validation. This vulnerability is identified as CVE-2017-6466. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical has been found in F-Secure Antivirus (Anti-Malware Software) (the affected version unknown). This affects an unknown part of the component Software Updater. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 03/08/2017. The weakness was released 03/08/2017 by Martin Kolárik as CVE-2017-6466 - Remote Code Execution under SYSTEM via MITM in F-Secure AV as not defined mailinglist post (Full-Disclosure). The advisory is shared at seclists.org. This vulnerability is uniquely identified as CVE-2017-6466 since 03/03/2017. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/05/2020). The advisory points out:

It downloads installation packages over HTTP protocol, with little or no verification after downloading, and subsequently executes them under SYSTEM account. This allows a remote attacker who can modify the packages during downloading to gain a complete control of a target system.

The mailinglist post contains the following remark:

the vendor does not see this as a security problem

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 96784†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.1
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
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: 🔍

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

03/03/2017 🔍
03/08/2017 +5 days 🔍
03/08/2017 +0 days 🔍
03/08/2017 +0 days 🔍
03/11/2017 +3 days 🔍
03/11/2017 +0 days 🔍
09/05/2020 +1274 days 🔍

Sourcesinfo

Vendor: f-secure.com

Advisory: CVE-2017-6466 - Remote Code Execution under SYSTEM via MITM in F-Secure AV
Researcher: Martin Kolárik
Status: Not defined

CVE: CVE-2017-6466 (🔍)
GCVE (CVE): GCVE-0-2017-6466
GCVE (VulDB): GCVE-100-97821
SecurityFocus: 96784 - F-Secure Anti-Virus CVE-2017-6466 Remote Code Execution Vulnerability
OSVDB: - CVE-2017-6466 - F-Secure - Software Updater - Man-in-the-Middle Issue

Entryinfo

Created: 03/11/2017 08:03
Updated: 09/05/2020 21:36
Changes: 03/11/2017 08:03 (61), 09/05/2020 21:36 (5)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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