CVE-2021-36513

View on CVE.org

Published Oct 18, 2021 CVSS 3.1 · 7.5 High EPSS 1.9% KEV · Not listed

Description

An issue was discovered in function sofia_handle_sip_i_notify in sofia.c in SignalWire freeswitch before 1.10.6, may allow attackers to view sensitive information due to an uninitialized value.

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

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:signalwire:freeswitch:*:*:*:*:*:*:*:*

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-2021-23115	An issue was discovered in function sofia_handle_sip_i_notify in sofia.c in SignalWire freeswitch before 1.10.6, may allow attackers to view sensitive information due to an uninitialized value.

Metrics

No CVSS v4.0

Attack Vector Network

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: 1.9% (1.868% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/signalwire/freeswitch/issues/1245
https://github.com/signalwire/freeswitch/releases/tag/v1.10.6
https://newreleases.io/project/github/signalwire/freeswitch/release/v1.10.6

History

No history.

Subscriptions

Signalwire Freeswitch

Weaknesses

CWE-909

Sources

CVE record Updated: Aug 4, 2024, 12:54 AM

Status: PUBLISHED
Assigner: mitre
Published: Oct 18, 2021, 4:07 PM
Updated: Aug 4, 2024, 12:54 AM
Reserved: Jul 12, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:58 AM

Status: Modified
Published: Oct 18, 2021, 5:15 PM
Modified: Jun 17, 2026, 3:58 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in function sofia_handle_sip_i_notify in sofia.c in SignalWire freeswitch before 1.10.6, may allow attackers to view sensitive information due to an uninitialized value."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-10-18T16:07:09.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/signalwire/freeswitch/issues/1245"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://newreleases.io/project/github/signalwire/freeswitch/release/v1.10.6"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/signalwire/freeswitch/releases/tag/v1.10.6"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-36513", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An issue was discovered in function sofia_handle_sip_i_notify in sofia.c in SignalWire freeswitch before 1.10.6, may allow attackers to view sensitive information due to an uninitialized value."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://github.com/signalwire/freeswitch/issues/1245", "refsource": "MISC", "url": "https://github.com/signalwire/freeswitch/issues/1245"}, {"name": "https://newreleases.io/project/github/signalwire/freeswitch/release/v1.10.6", "refsource": "CONFIRM", "url": "https://newreleases.io/project/github/signalwire/freeswitch/release/v1.10.6"}, {"name": "https://github.com/signalwire/freeswitch/releases/tag/v1.10.6", "refsource": "CONFIRM", "url": "https://github.com/signalwire/freeswitch/releases/tag/v1.10.6"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:54:51.615Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/signalwire/freeswitch/issues/1245"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://newreleases.io/project/github/signalwire/freeswitch/release/v1.10.6"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/signalwire/freeswitch/releases/tag/v1.10.6"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-36513", "datePublished": "2021-10-18T16:07:09.000Z", "dateReserved": "2021-07-12T00:00:00.000Z", "dateUpdated": "2024-08-04T00:54:51.615Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:signalwire:freeswitch:*:*:*:*:*:*:*:*", "matchCriteriaId": "82B8B23B-0388-4427-BF92-059D8573DC7F", "versionEndExcluding": "1.10.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in function sofia_handle_sip_i_notify in sofia.c in SignalWire freeswitch before 1.10.6, may allow attackers to view sensitive information due to an uninitialized value."}, {"lang": "es", "value": "Se ha detectado un problema en la funci\u00f3n sofia_handle_sip_i_notify en el archivo sofia.c en SignalWire freeswitch versiones anteriores a 1.10.6, que puede permitir a atacantes visualizar informaci\u00f3n confidencial debido a un valor no inicializado"}], "id": "CVE-2021-36513", "lastModified": "2026-06-17T03:58:53.513", "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": "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"}]}, "published": "2021-10-18T17:15:07.913", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/signalwire/freeswitch/issues/1245"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/signalwire/freeswitch/releases/tag/v1.10.6"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://newreleases.io/project/github/signalwire/freeswitch/release/v1.10.6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/signalwire/freeswitch/issues/1245"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/signalwire/freeswitch/releases/tag/v1.10.6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://newreleases.io/project/github/signalwire/freeswitch/release/v1.10.6"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-909"}], "source": "nvd@nist.gov", "type": "Primary"}]}