Tuxera ntfs-3g prior 2021.8.22 NTFS Image ntfs_inode_lookup_by_name heap-based overflow
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.9 | $0-$5k | 0.00 |
A vulnerability was found in Tuxera ntfs-3g. It has been declared as problematic. Affected by this vulnerability is the function ntfs_inode_lookup_by_name
of the component NTFS Image Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was shared 09/08/2021. The advisory is shared at github.com. This vulnerability is known as CVE-2021-39256. Technical details are known, but no exploit is available.
Upgrading to version 2021.8.22 eliminates this vulnerability.
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.1VulDB Meta Temp Score: 3.9
VulDB Base Score: 4.1
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Heap-based overflowCWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: ntfs-3g 2021.8.22
Timeline
08/17/2021 🔍09/08/2021 🔍
09/08/2021 🔍
09/10/2021 🔍
Sources
Advisory: github.comStatus: Confirmed
CVE: CVE-2021-39256 (🔍)
Entry
Created: 09/08/2021 08:15Updated: 09/10/2021 14:43
Changes: 09/08/2021 08:15 (38), 09/10/2021 14:43 (2)
Complete: 🔍
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