CVE-2021-26113

View on CVE.org

Published Apr 6, 2022 CVSS 3.1 · 6.2 Medium EPSS < 1% KEV · Not listed

Description

A use of a one-way hash with a predictable salt vulnerability [CWE-760] in FortiWAN before 4.5.9 may allow an attacker who has previously come in possession of the password file to potentially guess passwords therein stored.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Fortinet

Fortinet FortiWAN

affected

Version	Status	Constraints
`FortiWAN before 4.5.9`	affected	—

Configuration 1 [-]

cpe:2.3:a:fortinet:fortiwan:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-12934	A use of a one-way hash with a predictable salt vulnerability [CWE-760] in FortiWAN before 4.5.9 may allow an attacker who has previously come in possession of the password file to potentially guess passwords therein stored.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.414% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://fortiguard.com/psirt/FG-IR-21-064

History

Oct 22, 2024 9:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Fortinet Fortiwan

Weaknesses

CWE-916

Sources

CVE record Updated: Oct 22, 2024, 8:58 PM

Status: PUBLISHED
Assigner: fortinet
Published: Apr 6, 2022, 4:00 PM
Updated: Oct 22, 2024, 8:58 PM
Reserved: Jan 25, 2021, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 3, 2024, 8:19 PM

Updated: Aug 3, 2024, 8:19 PM

NVD Updated: Jun 17, 2026, 3:42 AM

Status: Modified
Published: Apr 6, 2022, 4:15 PM
Modified: Jun 17, 2026, 3:42 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "Fortinet FortiWAN", "vendor": "Fortinet", "versions": [{"status": "affected", "version": "FortiWAN before 4.5.9"}]}], "descriptions": [{"lang": "en", "value": "A use of a one-way hash with a predictable salt vulnerability [CWE-760] in FortiWAN before 4.5.9 may allow an attacker who has previously come in possession of the password file to potentially guess passwords therein stored."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 6.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "exploitCodeMaturity": "PROOF_OF_CONCEPT", "integrityImpact": "NONE", "privilegesRequired": "NONE", "remediationLevel": "UNAVAILABLE", "reportConfidence": "CONFIRMED", "scope": "UNCHANGED", "temporalScore": 5.9, "temporalSeverity": "MEDIUM", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:U/RC:C", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"description": "Information disclosure", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2022-04-06T16:00:57.000Z", "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "shortName": "fortinet"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://fortiguard.com/psirt/FG-IR-21-064"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@fortinet.com", "ID": "CVE-2021-26113", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Fortinet FortiWAN", "version": {"version_data": [{"version_value": "FortiWAN before 4.5.9"}]}}]}, "vendor_name": "Fortinet"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A use of a one-way hash with a predictable salt vulnerability [CWE-760] in FortiWAN before 4.5.9 may allow an attacker who has previously come in possession of the password file to potentially guess passwords therein stored."}]}, "impact": {"cvss": {"attackComplexity": "Low", "attackVector": "Local", "availabilityImpact": "None", "baseScore": 5.9, "baseSeverity": "Medium", "confidentialityImpact": "High", "integrityImpact": "None", "privilegesRequired": "None", "scope": "Unchanged", "userInteraction": "None", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:U/RC:C", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Information disclosure"}]}]}, "references": {"reference_data": [{"name": "https://fortiguard.com/psirt/FG-IR-21-064", "refsource": "CONFIRM", "url": "https://fortiguard.com/psirt/FG-IR-21-064"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:19:20.348Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://fortiguard.com/psirt/FG-IR-21-064"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-10-22T20:19:38.061338Z", "id": "CVE-2021-26113", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-22T20:58:07.517Z"}}]}, "cveMetadata": {"assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "assignerShortName": "fortinet", "cveId": "CVE-2021-26113", "datePublished": "2022-04-06T16:00:57.000Z", "dateReserved": "2021-01-25T00:00:00.000Z", "dateUpdated": "2024-10-22T20:58:07.517Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://fortiguard.com/psirt/FG-IR-21-064", "tags": ["x_refsource_CONFIRM", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:19:20.348Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-26113", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-10-22T20:19:38.061338Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-22T20:21:54.275Z"}}], "cna": {"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.2, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:U/RC:C", "temporalScore": 5.9, "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "remediationLevel": "UNAVAILABLE", "reportConfidence": "CONFIRMED", "temporalSeverity": "MEDIUM", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "exploitCodeMaturity": "PROOF_OF_CONCEPT", "confidentialityImpact": "HIGH"}}], "affected": [{"vendor": "Fortinet", "product": "Fortinet FortiWAN", "versions": [{"status": "affected", "version": "FortiWAN before 4.5.9"}]}], "references": [{"url": "https://fortiguard.com/psirt/FG-IR-21-064", "tags": ["x_refsource_CONFIRM"]}], "descriptions": [{"lang": "en", "value": "A use of a one-way hash with a predictable salt vulnerability [CWE-760] in FortiWAN before 4.5.9 may allow an attacker who has previously come in possession of the password file to potentially guess passwords therein stored."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "Information disclosure"}]}], "providerMetadata": {"orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "shortName": "fortinet", "dateUpdated": "2022-04-06T16:00:57.000Z"}, "x_legacyV4Record": {"impact": {"cvss": {"scope": "Unchanged", "version": "3.1", "baseScore": 5.9, "attackVector": "Local", "baseSeverity": "Medium", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:U/RC:C", "integrityImpact": "None", "userInteraction": "None", "attackComplexity": "Low", "availabilityImpact": "None", "privilegesRequired": "None", "confidentialityImpact": "High"}}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"version": {"version_data": [{"version_value": "FortiWAN before 4.5.9"}]}, "product_name": "Fortinet FortiWAN"}]}, "vendor_name": "Fortinet"}]}}, "data_type": "CVE", "references": {"reference_data": [{"url": "https://fortiguard.com/psirt/FG-IR-21-064", "name": "https://fortiguard.com/psirt/FG-IR-21-064", "refsource": "CONFIRM"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "eng", "value": "A use of a one-way hash with a predictable salt vulnerability [CWE-760] in FortiWAN before 4.5.9 may allow an attacker who has previously come in possession of the password file to potentially guess passwords therein stored."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Information disclosure"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-26113", "STATE": "PUBLIC", "ASSIGNER": "psirt@fortinet.com"}}}}, "cveMetadata": {"cveId": "CVE-2021-26113", "state": "PUBLISHED", "dateUpdated": "2024-10-22T20:58:07.517Z", "dateReserved": "2021-01-25T00:00:00.000Z", "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "datePublished": "2022-04-06T16:00:57.000Z", "assignerShortName": "fortinet"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Fortinet FortiWAN", "vendor": "Fortinet", "versions": [{"status": "affected", "version": "FortiWAN before 4.5.9"}]}], "source": "psirt@fortinet.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:fortinet:fortiwan:*:*:*:*:*:*:*:*", "matchCriteriaId": "064381C9-10E0-4389-A6A9-FAED2A3AE901", "versionEndExcluding": "4.5.9", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A use of a one-way hash with a predictable salt vulnerability [CWE-760] in FortiWAN before 4.5.9 may allow an attacker who has previously come in possession of the password file to potentially guess passwords therein stored."}, {"lang": "es", "value": "El uso de un hash unidireccional con una vulnerabilidad salt predecible [CWE-760] en FortiWAN versiones anteriores a 4.5.9, puede permitir a un atacante que haya entrado previamente en posesi\u00f3n del archivo de contrase\u00f1as adivinar potencialmente las contrase\u00f1as all\u00ed almacenadas"}], "id": "CVE-2021-26113", "lastModified": "2026-06-17T03:42:53.083", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 6.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 3.6, "source": "psirt@fortinet.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-26113", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-10-22T20:19:38.061338Z", "version": "2.0.3"}}]}, "published": "2022-04-06T16:15:07.917", "references": [{"source": "psirt@fortinet.com", "tags": ["Vendor Advisory"], "url": "https://fortiguard.com/psirt/FG-IR-21-064"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://fortiguard.com/psirt/FG-IR-21-064"}], "sourceIdentifier": "psirt@fortinet.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-916"}], "source": "nvd@nist.gov", "type": "Primary"}]}