CVE-2021-4021 (GCVE-0-2021-4021)
Vulnerability from cvelistv5
Published
2022-02-24 18:50
Modified
2024-08-03 17:16
Severity ?
VLAI Severity ?
EPSS score ?
CWE
Summary
A vulnerability was found in Radare2 in versions prior to 5.6.2, 5.6.0, 5.5.4 and 5.5.2. Mapping a huge section filled with zeros of an ELF64 binary for MIPS architecture can lead to uncontrolled resource consumption and DoS.
References
| URL | Tags | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||
Impacted products
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T17:16:03.457Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://github.com/radareorg/radare2/issues/19436"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "radare2",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "radare2 5.6.2, radare2 5.6.0, radare2 5.5.4 and radare2 5.5.2"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was found in Radare2 in versions prior to 5.6.2, 5.6.0, 5.5.4 and 5.5.2. Mapping a huge section filled with zeros of an ELF64 binary for MIPS architecture can lead to uncontrolled resource consumption and DoS."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-400",
"description": "CWE-400",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2022-02-24T18:50:10",
"orgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5",
"shortName": "fedora"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/radareorg/radare2/issues/19436"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "patrick@puiterwijk.org",
"ID": "CVE-2021-4021",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "radare2",
"version": {
"version_data": [
{
"version_value": "radare2 5.6.2, radare2 5.6.0, radare2 5.5.4 and radare2 5.5.2"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A vulnerability was found in Radare2 in versions prior to 5.6.2, 5.6.0, 5.5.4 and 5.5.2. Mapping a huge section filled with zeros of an ELF64 binary for MIPS architecture can lead to uncontrolled resource consumption and DoS."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-400"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/radareorg/radare2/issues/19436",
"refsource": "MISC",
"url": "https://github.com/radareorg/radare2/issues/19436"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5",
"assignerShortName": "fedora",
"cveId": "CVE-2021-4021",
"datePublished": "2022-02-24T18:50:10",
"dateReserved": "2021-11-25T00:00:00",
"dateUpdated": "2024-08-03T17:16:03.457Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2021-4021\",\"sourceIdentifier\":\"patrick@puiterwijk.org\",\"published\":\"2022-02-24T19:15:09.533\",\"lastModified\":\"2024-11-21T06:36:44.453\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability was found in Radare2 in versions prior to 5.6.2, 5.6.0, 5.5.4 and 5.5.2. Mapping a huge section filled with zeros of an ELF64 binary for MIPS architecture can lead to uncontrolled resource consumption and DoS.\"},{\"lang\":\"es\",\"value\":\"Se ha encontrado una vulnerabilidad en Radare2 en versiones anteriores a5.6.2, 5.6.0, 5.5.4 y 5.5.2. El mapeo de una enorme secci\u00f3n llena de ceros de un binario ELF64 para la arquitectura MIPS puede conllevar aun consumo no controlado de recursos y un DoS\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"patrick@puiterwijk.org\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-400\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-834\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:radare:radare2:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"5.5.0\",\"matchCriteriaId\":\"C7E4E86C-9AD4-46E6-8403-6424D989E389\"}]}]}],\"references\":[{\"url\":\"https://github.com/radareorg/radare2/issues/19436\",\"source\":\"patrick@puiterwijk.org\",\"tags\":[\"Exploit\",\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/radareorg/radare2/issues/19436\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Issue Tracking\",\"Third Party 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…