+VDR-TFR Timeframes
---+VDR-TFR-NMV Non-Machine Verification and Validation
---+VDR-TFR-PDD Persistent Drift Detection
---+VDR-TFR-PCD Persistently Complete Detection
---+VDR-TFR-PVR Mitigation and Remediation Expectations
---+VDR-TFR-RMN Remaining Vulnerabilities
---+VDR-TFR-KEV Remediate KEVs
---+VDR-TFR-PSD Persistent Sample Detection
---+VDR-TFR-MVX Persistent Machine Verification and Validation for 20x
---+VDR-TFR-MVF Persistent Machine Verification and Validation for Rev5

VDR-TFR Timeframes

These rules apply to timeframes for vulnerability detection and response.

  • Types: 20x, Rev5
  • Paths: Program, Agency
  • Classes: B, C, D
  • Affects: Providers

1. Áttekintés

Megnevezés Szabvány
VDR-TFR-NMV Non-Machine Verification and Validation

Providers MUST verify and validate the status of non-machine-based information resources at least once every 3 months.

Timeframe: 3 months

Defined terms: Information Resource, Machine-Based (Information Resources), Validation, Verification

VDR-TFR-PDD Persistent Drift Detection

Class A

Providers with Class A Certifications SHOULD persistently perform vulnerability detection on all information resources that are likely to drift, at least once every 3 months.

Timeframe: 3 months

Class B

Providers with Class B Certifications SHOULD persistently perform vulnerability detection on all information resources that are likely to drift, at least once every month.

Timeframe: 1 month

Class C

Providers with Class C Certifications SHOULD persistently perform vulnerability detection on all information resources that are likely to drift, at least once every 14 days.

Timeframe: 14 days

Class D

Providers with Class D Certifications SHOULD persistently perform vulnerability detection on all information resources that are likely to drift, at least once every 7 days.

Timeframe: 7 days

NIST SP 800-53 Rev. 5 controls: SI-4(22), SI-7, SI-7(1)

Defined terms: Drift, Information Resource, Likely, Persistently, Vulnerability, Vulnerability Detection

VDR-TFR-PCD Persistently Complete Detection

Class A

Providers with Class A Certifications SHOULD persistently perform vulnerability detection on all information resources that are NOT likely to drift, at least once every 6 months.

Timeframe: 6 months

Class B

Providers with Class B Certifications SHOULD persistently perform vulnerability detection on all information resources that are NOT likely to drift, at least once every 6 months.

Timeframe: 6 months

Class C

Providers with Class C Certifications SHOULD persistently perform vulnerability detection on all information resources that are NOT likely to drift, at least once every month.

Timeframe: 1 month

Class D

Providers with Class D Certifications SHOULD persistently perform vulnerability detection on all information resources that are NOT likely to drift, at least once every month.

Timeframe: 1 month

Defined terms: Drift, Information Resource, Likely, Persistently, Vulnerability, Vulnerability Detection

VDR-TFR-PVR Mitigation and Remediation Expectations

Class A

Providers with Class A Certifications SHOULD partially mitigate vulnerabilities, fully mitigate vulnerabilities, or remediate vulnerabilities to a lower potential agency impact within the timeframes from evaluation shown below, factoring for the current Potential Agency Impact N-rating as defined in VER-EVA-EPA (Estimate Potential Agency Impact), internet reachability, and likely exploitability.

Timeframes by impact level

LevelInternet-Reachable Vulnerability + Likely Exploitable VulnerabilityNot Internet-Reachable Vulnerability + Likely Exploitable VulnerabilityNot Likely Exploitable Vulnerability
1
296 days160 days192 days
332 days64 days192 days
48 days32 days64 days
54 days8 days32 days

Class B

Providers with Class B Certifications SHOULD partially mitigate vulnerabilities, fully mitigate vulnerabilities, or remediate vulnerabilities to a lower potential agency impact within the timeframes from evaluation shown below, factoring for the current Potential Agency Impact N-rating as defined in VER-EVA-EPA (Estimate Potential Agency Impact), internet reachability, and likely exploitability:

Timeframes by impact level

LevelInternet-Reachable Vulnerability + Likely Exploitable VulnerabilityNot Internet-Reachable Vulnerability + Likely Exploitable VulnerabilityNot Likely Exploitable Vulnerability
1
296 days160 days192 days
332 days64 days192 days
48 days32 days64 days
54 days8 days32 days

Class C

Providers with Class C Certifications SHOULD partially mitigate vulnerabilities, fully mitigate vulnerabilities, or remediate vulnerabilities to a lower Potential Agency Impact N-rating within the timeframes from evaluation shown below, factoring for the current Potential Agency Impact N-rating as defined in VER-EVA-EPA (Estimate Potential Agency Impact), internet reachability, and likely exploitability:

Timeframes by impact level

LevelInternet-Reachable Vulnerability + Likely Exploitable VulnerabilityNot Internet-Reachable Vulnerability + Likely Exploitable VulnerabilityNot Likely Exploitable Vulnerability
1
248 days128 days192 days
316 days32 days128 days
44 days8 days64 days
52 days4 days16 days

Class D

Providers with Class D Certifications SHOULD partially mitigate vulnerabilities, fully mitigate vulnerabilities, or remediate vulnerabilities to a lower Potential Agency Impact N-rating within the maximum timeframes from evaluation shown below, factoring for the current Potential Agency Impact N-rating as defined in VER-EVA-EPA (Estimate Potential Agency Impact), internet reachability, and likely exploitability:

Timeframes by impact level

LevelInternet-Reachable Vulnerability + Likely Exploitable VulnerabilityNot Internet-Reachable Vulnerability + Likely Exploitable VulnerabilityNot Likely Exploitable Vulnerability
1
224 days96 days192 days
38 days16 days64 days
42 days8 days32 days
512 hours1 day8 days

Related rules: VER-EVA-EPA

NIST SP 800-53 Rev. 5 controls: SI-2(3)

Defined terms: Fully Mitigated Vulnerability, Likely, Partially Mitigated Vulnerability, Potential Agency Impact, Remediated Vulnerability, Vulnerability

VDR-TFR-RMN Remaining Vulnerabilities

Providers SHOULD mitigate or remediate remaining vulnerabilities during routine operations as determined necessary by the provider.

Defined terms: Vulnerability

VDR-TFR-KEV Remediate KEVs

Providers SHOULD remediate Known Exploited Vulnerabilities according to the due dates in the CISA Known Exploited Vulnerabilities Catalog (even if the vulnerability has been fully mitigated) as required by CISA Binding Operational Directive (BOD) 26-04 or any successor guidance from CISA.

Reference: CISA BOD 26-04

Defined terms: Known Exploited Vulnerability (KEV), Vulnerability

VDR-TFR-PSD Persistent Sample Detection

Class A

Providers with Class A Certifications SHOULD persistently perform vulnerability detection on representative samples of similar machine-based information resources, at least once every 14 days.

Timeframe: 14 days

Class B

Providers with Class B Certifications SHOULD persistently perform vulnerability detection on representative samples of similar machine-based information resources, at least once every 7 days.

Timeframe: 7 days

Class C

Providers with Class C Certifications SHOULD persistently perform vulnerability detection on representative samples of similar machine-based information resources, at least once every 3 days.

Timeframe: 3 days

Class D

Providers with Class D Certifications SHOULD persistently perform vulnerability detection on representative samples of similar machine-based information resources, at least once per day.

Timeframe: 1 day

Defined terms: Information Resource, Machine-Based (Information Resources), Persistently, Vulnerability, Vulnerability Detection

VDR-TFR-MVX Persistent Machine Verification and Validation for 20x

Class A

Providers of FedRAMP 20x Class A offerings SHOULD verify and validate the status of machine-based information resources at least once every month.

Timeframe: 1 month

Class B

Providers of FedRAMP 20x Class B offerings MUST verify and validate the status of machine-based information resources at least once every 7 days.

Timeframe: 7 days

Class C

Providers of FedRAMP 20x Class C offerings MUST verify and validate the status of machine-based information resources at least once every 3 days.

Timeframe: 3 days

Defined terms: Information Resource, Machine-Based (Information Resources), Validation, Verification

VDR-TFR-MVF Persistent Machine Verification and Validation for Rev5

Class B

Providers of FedRAMP Rev5 Class B offerings SHOULD verify and validate the status of machine-based information resources at least once every month.

Timeframe: 1 month

Class C

Providers of FedRAMP Rev5 Class C offerings MUST verify and validate the status of machine-based information resources at least once every month.

Timeframe: 1 month

Class D

Providers of FedRAMP Rev5 Class D offerings MUST verify and validate the status of machine-based information resources at least once every month.

Timeframe: 1 month

Defined terms: Information Resource, Machine-Based (Information Resources), Validation, Verification

1.1 Hivatkozások

1.2 Azonosított követelmények

1.3 Kapcsolódó szabályozások

2. Azonosított követelmények

Követelmények
Forrás Követelmény

3. Kapcsolódó szabályozások

Szabályozások
Forrás Szabályozás
  • FedRAMP Consolidated Rules -

    EN: FedRAMP® Consolidated Rules of the Federal Risk and Authorization Management Program, U.S. General Services Administration (GSA), https://www.fedramp.gov/, from their machine-readable version (FedRAMP/rules). Works of the U.S. Government are not subject to copyright protection in the United States (17 U.S.C. § 105; GSA website policies); GSA dedicated its machine-readable FedRAMP content to the public domain worldwide (CC0 1.0). FedRAMP® is a registered trademark of GSA; GRCA is not affiliated with, nor endorsed by, GSA or FedRAMP. Divided into sections and converted into the GRCA format, the wording unchanged, linked to the NIST SP 800-53 controls they name. Only the version published by FedRAMP is authoritative.

    DE: FedRAMP® Consolidated Rules des Federal Risk and Authorization Management Program, U.S. General Services Administration (GSA), https://www.fedramp.gov/, aus ihrer maschinenlesbaren Fassung (FedRAMP/rules). Werke der US-Regierung sind in den USA urheberrechtlich nicht geschützt (17 U.S.C. § 105; Website-Richtlinien der GSA); die GSA hat ihre maschinenlesbaren FedRAMP-Inhalte weltweit gemeinfrei gestellt (CC0 1.0). FedRAMP® ist eine eingetragene Marke der GSA; GRCA steht in keiner Verbindung zur GSA oder zu FedRAMP und wird von ihnen nicht unterstützt. In Abschnitte aufgeteilt und in das GRCA-Format umgewandelt, der Wortlaut unverändert, mit den genannten Controls aus NIST SP 800-53 verknüpft. Maßgeblich ist allein die von FedRAMP veröffentlichte Fassung.