Upstream information
Description
An issue was discovered in FNET through 4.6.4. The code that initializes the DNS client interface structure does not set sufficiently random transaction IDs (they are always set to 1 in _fnet_dns_poll in fnet_dns.c). This significantly simplifies DNS cache poisoning attacks.SUSE information
Overall state of this security issue: Does not affect SUSE products
This issue is currently rated as having moderate severity.
National Vulnerability Database | |
---|---|
Base Score | 5 |
Vector | AV:N/AC:L/Au:N/C:N/I:P/A:N |
Access Vector | Network |
Access Complexity | Low |
Authentication | None |
Confidentiality Impact | None |
Integrity Impact | Partial |
Availability Impact | None |
National Vulnerability Database | |
---|---|
Base Score | 5.3 |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Access Vector | Network |
Access Complexity | Low |
Privileges Required | None |
User Interaction | None |
Scope | Unchanged |
Confidentiality Impact | None |
Integrity Impact | Low |
Availability Impact | None |
CVSSv3 Version | 3.1 |