V-259339
CAT IIThe validity period for the Resource Record Signatures (RRSIGs) covering the Delegation Signer (DS) Resource Record (RR) for a zone's delegated children must be no less than two days and no more than one week.
- Ships Affected
- 1
- Total Findings
- 1
- Open
- 0
- Closed
- 0
Check Text
Note: This check is not applicable for Windows DNS Servers that host only Active Directory-integrated zones or for Windows DNS Servers on a classified network.
Log on to the DNS server using the Domain Admin or Enterprise Admin account or Local Administrator account.
Press the Windows key + R and execute "dnsmgmt.msc".
On the opened DNS Manager snap-in from the left pane, expand the server name for the DNS server and then expand "Forward Lookup Zones".
From the expanded list, click to select the zone.
View the validity period for the DS RR.
If the validity period for the DS RR for the child domain is less than two days (48 hours) or more than one week (168 hours), this is a finding.
Fix Text
Log on to the DNS server using the Domain Admin or Enterprise Admin account or Local Administrator account.
Press the Windows key + R and execute "dnsmgmt.msc".
On the opened DNS Manager snap-in from the left pane, expand the server name for the DNS server and then expand "Forward Lookup Zones".
From the expanded list, click to select the zone.
Right-click on the zone and choose DNSSEC >> Properties.
On the ZSK tab, for DS signature validity period (hours), choose more than 48 and less than 168.
STIG Reference
- STIG
- Microsoft Windows Server Domain Name System (DNS) Security Technical Implementation Guide
- Version
- 2
- Release
- 4
- Rule ID
- SV-259339r961104_rule
All Occurrences
This vulnerability appears on 1 ship(s)
| Ship | Hull # | Source File | Status | Assigned To | Scan Date | Actions |
|---|---|---|---|---|---|---|
| USNS MONTFORD POINT | T-ESD-1 | _Reviewed/MONT-DC-003/Checklist/MONT-DC-003_WinServerDNS_V2R3_20251023-172313.ckl | Unassigned | 2026-01-14T12:57:38.179760 | View in Context |