CVE-2021-40833 (GCVE-0-2021-40833)
Vulnerability from cvelistv5
Published
2021-11-26 16:39
Modified
2024-08-04 02:51
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Denial of Service Vulnerability
Summary
A vulnerability affecting F-Secure antivirus engine was discovered whereby unpacking UPX file can lead to denial-of-service. The vulnerability can be exploited remotely by an attacker. A successful attack will result in denial-of-service of the antivirus engine.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| F-Secure | F-Secure endpoint protection products on Windows and Mac. F-Secure Linux Security (32-bit) F-Secure Linux Security 64 F-Secure Internet Gatekeeper & F-Secure Atlant |
Version: All Version |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T02:51:07.454Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40833"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "F-Secure endpoint protection products on Windows and Mac. F-Secure Linux Security (32-bit) F-Secure Linux Security 64 F-Secure Internet Gatekeeper \u0026 F-Secure Atlant",
"vendor": "F-Secure",
"versions": [
{
"status": "affected",
"version": "All Version "
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability affecting F-Secure antivirus engine was discovered whereby unpacking UPX file can lead to denial-of-service. The vulnerability can be exploited remotely by an attacker. A successful attack will result in denial-of-service of the antivirus engine."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Denial of Service Vulnerability ",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-11-26T16:39:54",
"orgId": "126858f1-1b65-4b74-81ca-7034f7f7723f",
"shortName": "F-SecureUS"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40833"
}
],
"solutions": [
{
"lang": "en",
"value": "FIX No User action is required. The required fix has been published through automatic update channel with Capricorn update 2021-11-22_03"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Denial-of-Service (DoS) Vulnerability",
"x_generator": {
"engine": "Vulnogram 0.0.9"
},
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "cve-notifications-us@f-secure.com",
"ID": "CVE-2021-40833",
"STATE": "PUBLIC",
"TITLE": "Denial-of-Service (DoS) Vulnerability"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "F-Secure endpoint protection products on Windows and Mac. F-Secure Linux Security (32-bit) F-Secure Linux Security 64 F-Secure Internet Gatekeeper \u0026 F-Secure Atlant",
"version": {
"version_data": [
{
"version_affected": "=",
"version_value": "All Version "
}
]
}
}
]
},
"vendor_name": "F-Secure"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A vulnerability affecting F-Secure antivirus engine was discovered whereby unpacking UPX file can lead to denial-of-service. The vulnerability can be exploited remotely by an attacker. A successful attack will result in denial-of-service of the antivirus engine."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Denial of Service Vulnerability "
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame",
"refsource": "MISC",
"url": "https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame"
},
{
"name": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40833",
"refsource": "MISC",
"url": "https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40833"
}
]
},
"solution": [
{
"lang": "en",
"value": "FIX No User action is required. The required fix has been published through automatic update channel with Capricorn update 2021-11-22_03"
}
],
"source": {
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "126858f1-1b65-4b74-81ca-7034f7f7723f",
"assignerShortName": "F-SecureUS",
"cveId": "CVE-2021-40833",
"datePublished": "2021-11-26T16:39:54",
"dateReserved": "2021-09-09T00:00:00",
"dateUpdated": "2024-08-04T02:51:07.454Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2021-40833\",\"sourceIdentifier\":\"cve-notifications-us@f-secure.com\",\"published\":\"2021-11-26T17:15:07.903\",\"lastModified\":\"2024-11-21T06:24:52.963\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability affecting F-Secure antivirus engine was discovered whereby unpacking UPX file can lead to denial-of-service. The vulnerability can be exploited remotely by an attacker. A successful attack will result in denial-of-service of the antivirus engine.\"},{\"lang\":\"es\",\"value\":\"Se ha detectado una vulnerabilidad que afecta al motor antivirus de F-Secure por la que el desempaquetado de archivos UPX puede conllevar a una denegaci\u00f3n de servicio. La vulnerabilidad puede ser explotada remotamente por un atacante. Un ataque con \u00e9xito resultar\u00e1 en una denegaci\u00f3n de servicio del motor antivirus\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"cve-notifications-us@f-secure.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":2.1,\"impactScore\":3.4},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:N/I:N/A:P\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-404\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f-secure:atlant:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3A8AF772-E3DC-4C9B-B3E8-81103D3B7BC4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f-secure:internet_gatekeeper:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"30BDCB44-B304-4A12-86A0-4849FAB25D39\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f-secure:linux_security:-:*:*:*:*:*:x86:*\",\"matchCriteriaId\":\"26113C91-7FD5-4C3B-84F7-6A986CA26461\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f-secure:linux_security_64:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D5E48AF8-57C4-4DFB-9E64-E3B3352941E9\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:f-secure:elements_endpoint_protection:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7098F9BA-B2C0-4310-96D5-D0134761F7A6\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"387021A0-AF36-463C-A605-32EA7DAC172E\"},{\"vulnerable\":false,\"criteria\":\"cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A2572D17-1DE6-457B-99CC-64AFD54487EA\"}]}]}],\"references\":[{\"url\":\"https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame\",\"source\":\"cve-notifications-us@f-secure.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40833\",\"source\":\"cve-notifications-us@f-secure.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40833\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}"
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…