CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.0 | $0-$5k | 0.00 |
A vulnerability has been found in Samba up to 4.12.14/4.13.7/4.14.3 (File Transfer Software) and classified as critical. This vulnerability affects an unknown part of the component smbd File Server. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads 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 presented 05/05/2021. The advisory is available at samba.org. This vulnerability was named CVE-2021-20254. The technical details are unknown and an exploit is not available.
Upgrading to version 4.12.15, 4.13.8 or 4.14.4 eliminates this vulnerability.
Product
Type
Name
Version
- 4.12.0
- 4.12.1
- 4.12.2
- 4.12.3
- 4.12.4
- 4.12.5
- 4.12.6
- 4.12.7
- 4.12.8
- 4.12.9
- 4.12.10
- 4.12.11
- 4.12.12
- 4.12.13
- 4.12.14
- 4.13.0
- 4.13.1
- 4.13.2
- 4.13.3
- 4.13.4
- 4.13.5
- 4.13.6
- 4.13.7
- 4.14.0
- 4.14.1
- 4.14.2
- 4.14.3
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: 5.0VulDB Meta Temp Score: 5.0
VulDB Base Score: 5.0
VulDB Temp Score: 5.0
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-boundsCWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
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 4.12.15/4.13.8/4.14.4
Timeline
12/17/2020 🔍05/05/2021 🔍
05/05/2021 🔍
05/07/2021 🔍
Sources
Product: samba.orgAdvisory: samba.org
Status: Confirmed
CVE: CVE-2021-20254 (🔍)
Entry
Created: 05/05/2021 21:01Updated: 05/07/2021 18:09
Changes: 05/05/2021 21:01 (38), 05/07/2021 18:09 (2)
Complete: 🔍
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