VAR-202112-0548
Vulnerability from variot - Updated: 2025-02-14 23:12An improper check or handling of exceptional conditions in Exynos baseband prior to SMR Dec-2021 Release 1 allows attackers to track locations. Android Exists in a vulnerability in handling exceptional conditions.Information may be obtained. Samsung RRC MeasurementReport is a radio resource control protocol measurement report for Samsung mobile devices. The vulnerability is caused by the lack of correct RRC security variable checks in the Exynos baseband. Attackers can use this vulnerability to track location
Show details on source website{
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/VARIoTentry#",
"affected_products": {
"@id": "https://www.variotdbs.pl/ref/affected_products"
},
"configurations": {
"@id": "https://www.variotdbs.pl/ref/configurations"
},
"credits": {
"@id": "https://www.variotdbs.pl/ref/credits"
},
"cvss": {
"@id": "https://www.variotdbs.pl/ref/cvss/"
},
"description": {
"@id": "https://www.variotdbs.pl/ref/description/"
},
"exploit_availability": {
"@id": "https://www.variotdbs.pl/ref/exploit_availability/"
},
"external_ids": {
"@id": "https://www.variotdbs.pl/ref/external_ids/"
},
"iot": {
"@id": "https://www.variotdbs.pl/ref/iot/"
},
"iot_taxonomy": {
"@id": "https://www.variotdbs.pl/ref/iot_taxonomy/"
},
"patch": {
"@id": "https://www.variotdbs.pl/ref/patch/"
},
"problemtype_data": {
"@id": "https://www.variotdbs.pl/ref/problemtype_data/"
},
"references": {
"@id": "https://www.variotdbs.pl/ref/references/"
},
"sources": {
"@id": "https://www.variotdbs.pl/ref/sources/"
},
"sources_release_date": {
"@id": "https://www.variotdbs.pl/ref/sources_release_date/"
},
"sources_update_date": {
"@id": "https://www.variotdbs.pl/ref/sources_update_date/"
},
"threat_type": {
"@id": "https://www.variotdbs.pl/ref/threat_type/"
},
"title": {
"@id": "https://www.variotdbs.pl/ref/title/"
},
"type": {
"@id": "https://www.variotdbs.pl/ref/type/"
}
},
"@id": "https://www.variotdbs.pl/vuln/VAR-202112-0548",
"affected_products": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/affected_products#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
},
"@id": "https://www.variotdbs.pl/ref/sources"
}
},
"data": [
{
"model": "android",
"scope": "eq",
"trust": 1.0,
"vendor": "google",
"version": "10.0"
},
{
"model": "android",
"scope": "eq",
"trust": 1.0,
"vendor": "google",
"version": "9.0"
},
{
"model": "android",
"scope": "eq",
"trust": 1.0,
"vendor": "google",
"version": "11.0"
},
{
"model": "android",
"scope": "eq",
"trust": 0.8,
"vendor": "google",
"version": null
},
{
"model": "android",
"scope": null,
"trust": 0.8,
"vendor": "google",
"version": null
},
{
"model": "mobile devices r",
"scope": null,
"trust": 0.6,
"vendor": "samsung",
"version": null
},
{
"model": "mobile devices q",
"scope": null,
"trust": 0.6,
"vendor": "samsung",
"version": null
},
{
"model": "mobile devices p",
"scope": null,
"trust": 0.6,
"vendor": "samsung",
"version": null
}
],
"sources": [
{
"db": "CNVD",
"id": "CNVD-2025-02725"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-016953"
},
{
"db": "NVD",
"id": "CVE-2021-25516"
}
]
},
"cve": "CVE-2021-25516",
"cvss": {
"@context": {
"cvssV2": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV2#"
},
"@id": "https://www.variotdbs.pl/ref/cvss/cvssV2"
},
"cvssV3": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV3#"
},
"@id": "https://www.variotdbs.pl/ref/cvss/cvssV3/"
},
"severity": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/cvss/severity#"
},
"@id": "https://www.variotdbs.pl/ref/cvss/severity"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
},
"@id": "https://www.variotdbs.pl/ref/sources"
}
},
"data": [
{
"cvssV2": [
{
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"author": "nvd@nist.gov",
"availabilityImpact": "NONE",
"baseScore": 5.0,
"confidentialityImpact": "PARTIAL",
"exploitabilityScore": 10.0,
"id": "CVE-2021-25516",
"impactScore": 2.9,
"integrityImpact": "NONE",
"severity": "MEDIUM",
"trust": 1.8,
"vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
{
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"author": "CNVD",
"availabilityImpact": "NONE",
"baseScore": 5.0,
"confidentialityImpact": "PARTIAL",
"exploitabilityScore": 10.0,
"id": "CNVD-2025-02725",
"impactScore": 2.9,
"integrityImpact": "NONE",
"severity": "MEDIUM",
"trust": 0.6,
"vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
"version": "2.0"
}
],
"cvssV3": [
{
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"author": "nvd@nist.gov",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"exploitabilityScore": 3.9,
"id": "CVE-2021-25516",
"impactScore": 3.6,
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"trust": 1.0,
"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"
},
{
"attackComplexity": "HIGH",
"attackVector": "ADJACENT",
"author": "mobile.security@samsung.com",
"availabilityImpact": "LOW",
"baseScore": 6.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"exploitabilityScore": 1.6,
"id": "CVE-2021-25516",
"impactScore": 4.7,
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"trust": 1.0,
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L",
"version": "3.1"
},
{
"attackComplexity": "Low",
"attackVector": "Network",
"author": "NVD",
"availabilityImpact": "None",
"baseScore": 7.5,
"baseSeverity": "High",
"confidentialityImpact": "High",
"exploitabilityScore": null,
"id": "CVE-2021-25516",
"impactScore": null,
"integrityImpact": "None",
"privilegesRequired": "None",
"scope": "Unchanged",
"trust": 0.8,
"userInteraction": "None",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
}
],
"severity": [
{
"author": "nvd@nist.gov",
"id": "CVE-2021-25516",
"trust": 1.0,
"value": "HIGH"
},
{
"author": "mobile.security@samsung.com",
"id": "CVE-2021-25516",
"trust": 1.0,
"value": "MEDIUM"
},
{
"author": "NVD",
"id": "CVE-2021-25516",
"trust": 0.8,
"value": "High"
},
{
"author": "CNVD",
"id": "CNVD-2025-02725",
"trust": 0.6,
"value": "MEDIUM"
},
{
"author": "CNNVD",
"id": "CNNVD-202112-655",
"trust": 0.6,
"value": "HIGH"
}
]
}
],
"sources": [
{
"db": "CNVD",
"id": "CNVD-2025-02725"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-016953"
},
{
"db": "CNNVD",
"id": "CNNVD-202112-655"
},
{
"db": "NVD",
"id": "CVE-2021-25516"
},
{
"db": "NVD",
"id": "CVE-2021-25516"
}
]
},
"description": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/description#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "An improper check or handling of exceptional conditions in Exynos baseband prior to SMR Dec-2021 Release 1 allows attackers to track locations. Android Exists in a vulnerability in handling exceptional conditions.Information may be obtained. Samsung RRC MeasurementReport is a radio resource control protocol measurement report for Samsung mobile devices. The vulnerability is caused by the lack of correct RRC security variable checks in the Exynos baseband. Attackers can use this vulnerability to track location",
"sources": [
{
"db": "NVD",
"id": "CVE-2021-25516"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-016953"
},
{
"db": "CNVD",
"id": "CNVD-2025-02725"
}
],
"trust": 2.16
},
"external_ids": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/external_ids#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"db": "NVD",
"id": "CVE-2021-25516",
"trust": 3.8
},
{
"db": "JVNDB",
"id": "JVNDB-2021-016953",
"trust": 0.8
},
{
"db": "CNVD",
"id": "CNVD-2025-02725",
"trust": 0.6
},
{
"db": "CNNVD",
"id": "CNNVD-202112-655",
"trust": 0.6
}
],
"sources": [
{
"db": "CNVD",
"id": "CNVD-2025-02725"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-016953"
},
{
"db": "CNNVD",
"id": "CNNVD-202112-655"
},
{
"db": "NVD",
"id": "CVE-2021-25516"
}
]
},
"id": "VAR-202112-0548",
"iot": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/iot#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": true,
"sources": [
{
"db": "CNVD",
"id": "CNVD-2025-02725"
}
],
"trust": 1.6
},
"iot_taxonomy": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/iot_taxonomy#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"category": [
"IoT"
],
"sub_category": null,
"trust": 0.6
}
],
"sources": [
{
"db": "CNVD",
"id": "CNVD-2025-02725"
}
]
},
"last_update_date": "2025-02-14T23:12:57.723000Z",
"patch": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/patch#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"title": "top page",
"trust": 0.8,
"url": "https://www.android.com/"
},
{
"title": "Patch for Samsung RRC MeasurementReport abnormal condition handling vulnerability",
"trust": 0.6,
"url": "https://www.cnvd.org.cn/patchInfo/show/354641"
},
{
"title": "Samsung SMR Security vulnerabilities",
"trust": 0.6,
"url": "http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=174855"
}
],
"sources": [
{
"db": "CNVD",
"id": "CNVD-2025-02725"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-016953"
},
{
"db": "CNNVD",
"id": "CNNVD-202112-655"
}
]
},
"problemtype_data": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/problemtype_data#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"problemtype": "CWE-703",
"trust": 1.0
},
{
"problemtype": "CWE-755",
"trust": 1.0
},
{
"problemtype": "Improper handling in exceptional conditions (CWE-755) [NVD evaluation ]",
"trust": 0.8
}
],
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2021-016953"
},
{
"db": "NVD",
"id": "CVE-2021-25516"
}
]
},
"references": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/references#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"trust": 2.4,
"url": "https://security.samsungmobile.com/securityupdate.smsb?year=2021\u0026month=12"
},
{
"trust": 2.0,
"url": "https://nvd.nist.gov/vuln/detail/cve-2021-25516"
}
],
"sources": [
{
"db": "CNVD",
"id": "CNVD-2025-02725"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-016953"
},
{
"db": "CNNVD",
"id": "CNNVD-202112-655"
},
{
"db": "NVD",
"id": "CVE-2021-25516"
}
]
},
"sources": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#",
"data": {
"@container": "@list"
}
},
"data": [
{
"db": "CNVD",
"id": "CNVD-2025-02725"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-016953"
},
{
"db": "CNNVD",
"id": "CNNVD-202112-655"
},
{
"db": "NVD",
"id": "CVE-2021-25516"
}
]
},
"sources_release_date": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources_release_date#",
"data": {
"@container": "@list"
}
},
"data": [
{
"date": "2025-02-12T00:00:00",
"db": "CNVD",
"id": "CNVD-2025-02725"
},
{
"date": "2022-12-27T00:00:00",
"db": "JVNDB",
"id": "JVNDB-2021-016953"
},
{
"date": "2021-12-08T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202112-655"
},
{
"date": "2021-12-08T15:15:08.260000",
"db": "NVD",
"id": "CVE-2021-25516"
}
]
},
"sources_update_date": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources_update_date#",
"data": {
"@container": "@list"
}
},
"data": [
{
"date": "2025-02-12T00:00:00",
"db": "CNVD",
"id": "CNVD-2025-02725"
},
{
"date": "2022-12-27T05:17:00",
"db": "JVNDB",
"id": "JVNDB-2021-016953"
},
{
"date": "2021-12-16T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202112-655"
},
{
"date": "2021-12-13T17:55:34.503000",
"db": "NVD",
"id": "CVE-2021-25516"
}
]
},
"threat_type": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/threat_type#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "remote",
"sources": [
{
"db": "CNNVD",
"id": "CNNVD-202112-655"
}
],
"trust": 0.6
},
"title": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/title#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "Android\u00a0 Vulnerability in handling exceptional conditions in",
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2021-016953"
}
],
"trust": 0.8
},
"type": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/type#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "other",
"sources": [
{
"db": "CNNVD",
"id": "CNNVD-202112-655"
}
],
"trust": 0.6
}
}
Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
Loading timeline…
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.