rkhunter up to 1.4.3 Mirror Update path error

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 (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.2$0-$5k0.00

Summaryinfo

A vulnerability was found in rkhunter up to 1.4.3. It has been rated as critical. This impacts an unknown function of the component Mirror Update. This manipulation causes path error. This vulnerability is tracked as CVE-2017-7480. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in rkhunter up to 1.4.3 and classified as critical. Affected by this vulnerability is an unknown function of the component Mirror Update. The manipulation with an unknown input leads to a path error vulnerability. The CWE definition for the vulnerability is CWE-417. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

rkhunter versions before 1.4.4 are vulnerable to file download over insecure channel when doing mirror update resulting into potential remote code execution.

The bug was discovered 06/29/2017. The weakness was disclosed 07/21/2017 as not defined mailinglist post (oss-sec). The advisory is shared at seclists.org. This vulnerability is known as CVE-2017-7480 since 04/05/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 22 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 101960 (Debian DLA-1039-1 : rkhunter security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.

Upgrading to version 1.4.4 eliminates this vulnerability. A possible mitigation has been published 4 days after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (101960). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Path error
CWE: CWE-417
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 101960
Nessus Name: Debian DLA-1039-1 : rkhunter security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 54352
OpenVAS Name: Debian LTS Advisory ([SECURITY] [DLA 1039-1] rkhunter security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: rkhunter 1.4.4

Timelineinfo

04/05/2017 🔍
06/29/2017 +85 days 🔍
07/21/2017 +22 days 🔍
07/21/2017 +0 days 🔍
07/22/2017 +1 days 🔍
07/25/2017 +3 days 🔍
07/26/2017 +1 days 🔍
10/31/2019 +827 days 🔍

Sourcesinfo

Advisory: seclists.org
Status: Not defined

CVE: CVE-2017-7480 (🔍)
GCVE (CVE): GCVE-0-2017-7480
GCVE (VulDB): GCVE-100-104377

Entryinfo

Created: 07/22/2017 09:48
Updated: 10/31/2019 11:17
Changes: 07/22/2017 09:48 (71), 10/31/2019 11:17 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!