Attacker Value
Unknown
0
CVE-2021-20316
0
CVE ID
AttackerKB requires a CVE ID in order to pull vulnerability data and references from the CVE list and the National Vulnerability Database. If available, please supply below:
Add References:
CVE-2021-20316
(Last updated October 08, 2023) ▾
MITRE ATT&CK
Log in to add MITRE ATT&CK tag
Add MITRE ATT&CK tactics and techniques that apply to this CVE.
MITRE ATT&CK
Select the MITRE ATT&CK Tactics that apply to this CVE
Collection
Select any Techniques used:
Command and Control
Select any Techniques used:
Credential Access
Select any Techniques used:
Defense Evasion
Select any Techniques used:
Discovery
Select any Techniques used:
Execution
Select any Techniques used:
Exfiltration
Select any Techniques used:
Impact
Select any Techniques used:
Initial Access
Select any Techniques used:
Lateral Movement
Select any Techniques used:
Persistence
Select any Techniques used:
Privilege Escalation
Select any Techniques used:
Topic Tags
Select the tags that apply to this CVE (Assessment added tags are disabled and cannot be removed)
What makes this of high-value to an attacker?
What makes this of low-value to an attacker?
Description
A flaw was found in the way Samba handled file/directory metadata. This flaw allows an authenticated attacker with permissions to read or modify share metadata, to perform this operation outside of the share.
Add Assessment
No one has assessed this topic. Be the first to add your voice to the community.
CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
6.8 Medium
Impact Score:
5.2
Exploitability Score:
1.6
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
None
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
samba Affects samba file server before v4.15.0, Fixed in samba v4.15.0
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- debian,
- redhat,
- samba
Products
- debian linux 10.0,
- debian linux 11.0,
- enterprise linux 8.0,
- enterprise linux aus 8.6,
- enterprise linux eus 8.6,
- enterprise linux tus 8.6,
- samba,
- virtualization host 4.0
References
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Exploited in the Wild
CVE ID
AttackerKB requires a CVE ID in order to pull vulnerability data and references from the CVE list and the National Vulnerability Database. If available, please supply below:
