Calamares up to 3.2.4 LUKS Encryption File main.py race condition

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.
6.8$0-$5k0.00

Summaryinfo

A vulnerability has been found in Calamares up to 3.2.4 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file modules/luksbootkeyfile/main.py of the component LUKS Encryption File Handler. This manipulation causes race condition. This vulnerability appears as CVE-2019-13178. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Calamares up to 3.2.4. It has been declared as problematic. Affected by this vulnerability is an unknown part of the file modules/luksbootkeyfile/main.py of the component LUKS Encryption File Handler. The manipulation with an unknown input leads to a race condition vulnerability. The CWE definition for the vulnerability is CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

modules/luksbootkeyfile/main.py in Calamares through 3.2.4 has a race condition between the time when the LUKS encryption keyfile is created and when secure permissions are set.

The weakness was presented 07/02/2019 (Website). It is possible to read the advisory at lists.fedoraproject.org. This vulnerability is known as CVE-2019-13178 since 07/02/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

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

See VDB-137204 for similar entry. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.8

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/02/2019 🔍
07/02/2019 +0 days 🔍
07/03/2019 +1 days 🔍
10/15/2023 +1565 days 🔍

Sourcesinfo

Advisory: 1190
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-13178 (🔍)
GCVE (CVE): GCVE-0-2019-13178
GCVE (VulDB): GCVE-100-137203
See also: 🔍

Entryinfo

Created: 07/03/2019 12:13
Updated: 10/15/2023 14:27
Changes: 07/03/2019 12:13 (54), 06/30/2020 07:14 (2), 10/15/2023 14:22 (3), 10/15/2023 14:27 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!