Samba up to 4.13.16/4.14.11/4.15.4 VFS Module vfs_fruit out-of-bounds write
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.2 | $0-$5k | 0.04 |
A vulnerability has been found in Samba up to 4.13.16/4.14.11/4.15.4 (File Transfer Software) and classified as critical. This vulnerability affects the function vfs_fruit
of the component VFS Module. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was released 02/01/2022 by Orange Tsai as CVE-2021-44142.html. The advisory is available at samba.org. This vulnerability was named CVE-2021-44142. Technical details and also a exploit are known.
It is declared as functional.
Upgrading to version 4.13.17, 4.14.12 or 4.15.5 eliminates this vulnerability.
Product
Type
Name
Version
- 4.13.0
- 4.13.1
- 4.13.2
- 4.13.3
- 4.13.4
- 4.13.5
- 4.13.6
- 4.13.7
- 4.13.8
- 4.13.9
- 4.13.10
- 4.13.11
- 4.13.12
- 4.13.13
- 4.13.14
- 4.13.15
- 4.13.16
- 4.14.0
- 4.14.1
- 4.14.2
- 4.14.3
- 4.14.4
- 4.14.5
- 4.14.6
- 4.14.7
- 4.14.8
- 4.14.9
- 4.14.10
- 4.14.11
- 4.15.0
- 4.15.1
- 4.15.2
- 4.15.3
- 4.15.4
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: 8.8VulDB Meta Temp Score: 8.2
VulDB Base Score: 8.8
VulDB Temp Score: 8.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Out-of-bounds writeCWE: CWE-787 / CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Functional
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Samba 4.13.17/4.14.12/4.15.5
Timeline
11/22/2021 🔍02/01/2022 🔍
02/01/2022 🔍
02/04/2022 🔍
Sources
Product: samba.orgAdvisory: CVE-2021-44142.html
Researcher: Orange Tsai
Status: Confirmed
CVE: CVE-2021-44142 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 02/01/2022 11:27Updated: 02/04/2022 08:57
Changes: 02/01/2022 11:27 (42), 02/01/2022 19:54 (2), 02/04/2022 08:57 (1)
Complete: 🔍
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