CVE-2024-9483 (GCVE-0-2024-9483)
Vulnerability from cvelistv5 – Published: 2024-10-04 12:29 – Updated: 2024-10-07 11:27
VLAI
EPSS
VEX
Title
Uninitialized variable in digital signiture verification may crash the application
Summary
A null-pointer-dereference in the signature verification module in AVG/Avast Antivirus signature <24092400 released on 24/Sep/2024 on MacOS may allow a malformed xar file to crash the application during processing.
Severity
5.1 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-10-04 13:34 UTC
CWE
- CWE-476 - NULL Pointer Dereference
Assigner
References
1 reference
Impacted products
Date Public
2024-10-04 12:29
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2024-9483",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-10-04T13:34:56.915713Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-10-04T13:35:04.810Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"platforms": [
"MacOS",
"Windows",
"Linux"
],
"product": "Antivirus",
"vendor": "AVG/Avast",
"versions": [
{
"lessThan": "\u003c 24092400",
"status": "affected",
"version": "24/Sep/2024",
"versionType": "date"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "Mike Zhang, an independent security researcher"
}
],
"datePublic": "2024-10-04T12:29:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "A null-pointer-dereference in the signature verification module in AVG/Avast Antivirus signature \u0026lt;24092400 released on 24/Sep/2024 on MacOS may allow a malformed xar file to crash the application during processing."
}
],
"value": "A null-pointer-dereference in the signature verification module in AVG/Avast Antivirus signature \u003c24092400 released on 24/Sep/2024 on MacOS may allow a malformed xar file to crash the application during processing."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-476",
"description": "CWE-476 NULL Pointer Dereference",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-10-07T11:27:19.528Z",
"orgId": "dbd8429d-f261-4b1e-94cc-ae3132817e2e",
"shortName": "NLOK"
},
"references": [
{
"url": "https://support.norton.com/sp/static/external/tools/security-advisories.html"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Upgrade to the latest version of virus definitions.\u003cbr\u003e"
}
],
"value": "Upgrade to the latest version of virus definitions."
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Uninitialized variable in digital signiture verification may crash the application",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "dbd8429d-f261-4b1e-94cc-ae3132817e2e",
"assignerShortName": "NLOK",
"cveId": "CVE-2024-9483",
"datePublished": "2024-10-04T12:29:16.430Z",
"dateReserved": "2024-10-03T14:29:36.984Z",
"dateUpdated": "2024-10-07T11:27:19.528Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2024-9483",
"date": "2026-09-21",
"epss": "0.00134",
"percentile": "0.03274"
},
"fkie_nvd": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:avast:antivirus:*:*:*:*:*:macos:*:*",
"matchCriteriaId": "332D750A-C14D-4E7D-8296-99B46A1155A4",
"versionEndExcluding": "24092400",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:avg:antivirus:*:*:*:*:*:macos:*:*",
"matchCriteriaId": "D2EB9416-935A-4FF0-AD75-DFCDD6BC1AFF",
"versionEndExcluding": "24092400",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A null-pointer-dereference in the signature verification module in AVG/Avast Antivirus signature \u003c24092400 released on 24/Sep/2024 on MacOS may allow a malformed xar file to crash the application during processing."
},
{
"lang": "es",
"value": "Una desreferencia de puntero nulo en el m\u00f3dulo de verificaci\u00f3n de firma en la firma AVG/Avast Antivirus \u0026lt;24092400 publicada el 24/sep/2024 en MacOS puede permitir que un archivo xar mal formado bloquee la aplicaci\u00f3n durante el procesamiento."
}
],
"id": "CVE-2024-9483",
"lastModified": "2024-11-08T20:54:30.980",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.4,
"impactScore": 3.6,
"source": "security@nortonlifelock.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2024-10-04T13:15:12.980",
"references": [
{
"source": "security@nortonlifelock.com",
"tags": [
"Not Applicable"
],
"url": "https://support.norton.com/sp/static/external/tools/security-advisories.html"
}
],
"sourceIdentifier": "security@nortonlifelock.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-476"
}
],
"source": "security@nortonlifelock.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-476"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"platforms": [
"MacOS",
"Windows",
"Linux"
],
"product": "Antivirus",
"vendor": "AVG/Avast",
"versions": [
{
"lessThan": "\u003c 24092400",
"status": "affected",
"version": "24/Sep/2024",
"versionType": "date"
}
]
}
],
"source": "security@nortonlifelock.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:avast:antivirus:*:*:*:*:*:macos:*:*",
"matchCriteriaId": "332D750A-C14D-4E7D-8296-99B46A1155A4",
"versionEndExcluding": "24092400",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:avg:antivirus:*:*:*:*:*:macos:*:*",
"matchCriteriaId": "D2EB9416-935A-4FF0-AD75-DFCDD6BC1AFF",
"versionEndExcluding": "24092400",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A null-pointer-dereference in the signature verification module in AVG/Avast Antivirus signature \u003c24092400 released on 24/Sep/2024 on MacOS may allow a malformed xar file to crash the application during processing."
},
{
"lang": "es",
"value": "Una desreferencia de puntero nulo en el m\u00f3dulo de verificaci\u00f3n de firma en la firma AVG/Avast Antivirus \u0026lt;24092400 publicada el 24/sep/2024 en MacOS puede permitir que un archivo xar mal formado bloquee la aplicaci\u00f3n durante el procesamiento."
}
],
"id": "CVE-2024-9483",
"lastModified": "2026-06-17T08:24:39.937",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.4,
"impactScore": 3.6,
"source": "security@nortonlifelock.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2024-9483",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-10-04T13:34:56.915713Z",
"version": "2.0.3"
}
}
]
},
"published": "2024-10-04T13:15:12.980",
"references": [
{
"source": "security@nortonlifelock.com",
"tags": [
"Not Applicable"
],
"url": "https://support.norton.com/sp/static/external/tools/security-advisories.html"
}
],
"sourceIdentifier": "security@nortonlifelock.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-476"
}
],
"source": "security@nortonlifelock.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-476"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2025-05-28T21:27:29+00:00",
"cve": "CVE-2024-9483",
"id": "CVE-2024-9483",
"initial_release_date": "2024-10-04T12:29:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Uninitialized variable in digital signiture verification may crash the application",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2024/cve-2024-9483.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2024-9483",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-10-04T13:34:56.915713Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-10-04T13:35:00.944Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"platforms": [
"MacOS",
"Windows",
"Linux"
],
"product": "Antivirus",
"vendor": "AVG/Avast",
"versions": [
{
"lessThan": "\u003c 24092400",
"status": "affected",
"version": "24/Sep/2024",
"versionType": "date"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "Mike Zhang, an independent security researcher"
}
],
"datePublic": "2024-10-04T12:29:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "A null-pointer-dereference in the signature verification module in AVG/Avast Antivirus signature \u0026lt;24092400 released on 24/Sep/2024 on MacOS may allow a malformed xar file to crash the application during processing."
}
],
"value": "A null-pointer-dereference in the signature verification module in AVG/Avast Antivirus signature \u003c24092400 released on 24/Sep/2024 on MacOS may allow a malformed xar file to crash the application during processing."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-476",
"description": "CWE-476 NULL Pointer Dereference",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-10-07T11:27:19.528Z",
"orgId": "dbd8429d-f261-4b1e-94cc-ae3132817e2e",
"shortName": "NLOK"
},
"references": [
{
"url": "https://support.norton.com/sp/static/external/tools/security-advisories.html"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Upgrade to the latest version of virus definitions.\u003cbr\u003e"
}
],
"value": "Upgrade to the latest version of virus definitions."
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Uninitialized variable in digital signiture verification may crash the application",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "dbd8429d-f261-4b1e-94cc-ae3132817e2e",
"assignerShortName": "NLOK",
"cveId": "CVE-2024-9483",
"datePublished": "2024-10-04T12:29:16.430Z",
"dateReserved": "2024-10-03T14:29:36.984Z",
"dateUpdated": "2024-10-07T11:27:19.528Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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.
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.
Loading…
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.
Loading…