Pure-FTPd 1.0.46-1 on Fedora Config config

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Pure-FTPd 1.0.46-1 on Fedora. This issue affects some unknown processing of the component Config Handler. The manipulation results in config. This vulnerability was named CVE-2017-12170. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Pure-FTPd 1.0.46-1 on Fedora (File Transfer Software). Affected is an unknown functionality of the component Config Handler. The manipulation with an unknown input leads to a config vulnerability. CWE is classifying the issue as CWE-16. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Downstream version 1.0.46-1 of pure-ftpd as shipped in Fedora was vulnerable to packaging error due to which the original configuration was ignored after update and service started running with default configuration. This has security implications because of overriding security-related configuration. This issue doesn't affect upstream version of pure-ftpd.

The bug was discovered 08/01/2017. The weakness was presented 09/21/2017 as Bug 1493114 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is traded as CVE-2017-12170 since 08/01/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.004.

The vulnerability was handled as a non-public zero-day exploit for at least 51 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 103545 (Fedora 26 : pure-ftpd (2017-7a9447c0af)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276898 (Fedora Security Update for pure-ftpd (FEDORA-2017-7a9447c0af)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 1 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (103545). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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: Config
CWE: CWE-16
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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Nessus ID: 103545
Nessus Name: Fedora 26 : pure-ftpd (2017-7a9447c0af)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for pure-ftpd FEDORA-2017-7a9447c0af
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

08/01/2017 🔍
08/01/2017 +0 days 🔍
09/21/2017 +51 days 🔍
09/21/2017 +0 days 🔍
09/22/2017 +1 days 🔍
09/28/2017 +6 days 🔍
09/29/2017 +1 days 🔍
11/18/2019 +780 days 🔍

Sourcesinfo

Advisory: Bug 1493114
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-12170 (🔍)
GCVE (CVE): GCVE-0-2017-12170
GCVE (VulDB): GCVE-100-106968

Entryinfo

Created: 09/22/2017 08:46
Updated: 11/18/2019 15:52
Changes: 09/22/2017 08:46 (75), 11/18/2019 15:52 (4)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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