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Truecrypt CVE-2019-1010208

LOW
Buffer Overflow (CWE-119)
2019-07-23 josh@bress.net
3.3
CVSS 3.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Bounds checking, buffer size validation
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 3.3 (LOW). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required.

Exploit ScenarioDerived

A local attacker with access to the system could corrupt memory to execute arbitrary code or crash the application.

Monitor Track and reassess. Why: LOW severity (CVSS 0.1-3.9).
Patch available 0.5% exploitation probability (EPSS)

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AnalysisAI

IDRIX, Truecrypt Veracrypt, Truecrypt Prior to 1.23-Hotfix-1 (Veracrypt), all versions (Truecrypt) is affected by: Buffer Overflow. Rated low severity (CVSS 3.3), this vulnerability is low attack complexity.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. IDRIX, Truecrypt Veracrypt, Truecrypt Prior to 1.23-Hotfix-1 (Veracrypt), all versions (Truecrypt) is affected by: Buffer Overflow. The impact is: Minor information disclosure of kernel stack. The component is: Veracrypt NT Driver (veracrypt.sys). The attack vector is: Locally executed code, IOCTL request to driver. The fixed version is: 1.23-Hotfix-1. Affected products include: Idrix Truecrypt, Idrix Veracrypt. Version information: Prior to 1.23.

Severity by source

NVD PRIMARY 3.3 LOW
AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

DescriptionNVD

IDRIX, Truecrypt Veracrypt, Truecrypt Prior to 1.23-Hotfix-1 (Veracrypt), all versions (Truecrypt) is affected by: Buffer Overflow. The impact is: Minor information disclosure of kernel stack. The component is: Veracrypt NT Driver (veracrypt.sys). The attack vector is: Locally executed code, IOCTL request to driver. The fixed version is: 1.23-Hotfix-1.

Threat Intelligence Overview

EPSS Score
0.5%
Top 63% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity LOW
CISA KEV No
Public POC No
EPSS 0.5%
Patch available Yes
Active threat No
Deciding rule
LOW severity (CVSS 0.1-3.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Low

Priority Score

16
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +16
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

cpe:2.3:a:idrix:truecrypt:*:*:*:*:*:*:*:*
cpe:2.3:a:idrix:veracrypt:*:*:*:*:*:*:*:*

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