CVE-2021-26623 (GCVE-0-2021-26623)
Vulnerability from cvelistv5 – Published: 2022-04-01 22:17 – Updated: 2024-08-03 20:26
VLAI
EPSS
VEX
Title
Bandisoft ARK Library Out-of-bound Vulnerability
Summary
A remote code execution vulnerability due to incomplete check for 'xheader_decode_path_record' function's parameter length value in the ark library. Remote attackers can induce exploit malicious code using this function.
Severity
7.8 (High)
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.krcert.or.kr/krcert/secNoticeView.do?… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Bandisoft International Inc. | Bandizip |
Affected:
unspecified , ≤ 7.19
(custom)
|
guessed |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T20:26:25.561Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66595"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"platforms": [
"Windows"
],
"product": "Bandizip",
"vendor": "Bandisoft International Inc.",
"versions": [
{
"lessThanOrEqual": "7.19",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A remote code execution vulnerability due to incomplete check for \u0027xheader_decode_path_record\u0027 function\u0027s parameter length value in the ark library. Remote attackers can induce exploit malicious code using this function."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-125",
"description": "CWE-125 Out-of-bounds Read",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-787",
"description": "CWE-787 Out-of-bounds Write",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2022-04-01T22:17:41.000Z",
"orgId": "cdd7a122-0fae-4202-8d86-14efbacc2863",
"shortName": "krcert"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66595"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Bandisoft ARK Library Out-of-bound Vulnerability",
"x_generator": {
"engine": "Vulnogram 0.0.9"
},
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "vuln@krcert.or.kr",
"ID": "CVE-2021-26623",
"STATE": "PUBLIC",
"TITLE": "Bandisoft ARK Library Out-of-bound Vulnerability"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Bandizip",
"version": {
"version_data": [
{
"platform": "Windows",
"version_affected": "\u003c=",
"version_value": "7.19"
}
]
}
}
]
},
"vendor_name": "Bandisoft International Inc."
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A remote code execution vulnerability due to incomplete check for \u0027xheader_decode_path_record\u0027 function\u0027s parameter length value in the ark library. Remote attackers can induce exploit malicious code using this function."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-125 Out-of-bounds Read"
}
]
},
{
"description": [
{
"lang": "eng",
"value": "CWE-787 Out-of-bounds Write"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66595",
"refsource": "MISC",
"url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66595"
}
]
},
"source": {
"discovery": "UNKNOWN"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "cdd7a122-0fae-4202-8d86-14efbacc2863",
"assignerShortName": "krcert",
"cveId": "CVE-2021-26623",
"datePublished": "2022-04-01T22:17:41.000Z",
"dateReserved": "2021-02-03T00:00:00.000Z",
"dateUpdated": "2024-08-03T20:26:25.561Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2021-26623",
"date": "2026-08-18",
"epss": "0.01091",
"percentile": "0.62598"
},
"fkie_nvd": {
"configurations": "[{\"operator\": \"AND\", \"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:bandisoft:bandizip:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"7.19\", \"matchCriteriaId\": \"CB951560-F1BB-4FBD-B7F3-70FC697634DE\"}]}, {\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": false, \"criteria\": \"cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"A2572D17-1DE6-457B-99CC-64AFD54487EA\"}]}]}]",
"descriptions": "[{\"lang\": \"en\", \"value\": \"A remote code execution vulnerability due to incomplete check for \u0027xheader_decode_path_record\u0027 function\u0027s parameter length value in the ark library. Remote attackers can induce exploit malicious code using this function.\"}, {\"lang\": \"es\", \"value\": \"Una vulnerabilidad de ejecuci\\u00f3n de c\\u00f3digo remota debido a la comprobaci\\u00f3n incompleta del valor de la longitud del par\\u00e1metro de la funci\\u00f3n \\\"xheader_decode_path_record\\\" en la biblioteca ark. Los atacantes remotos pueden inducir la explotaci\\u00f3n de c\\u00f3digo malicioso usando esta funci\\u00f3n\"}]",
"id": "CVE-2021-26623",
"lastModified": "2024-11-21T05:56:36.737",
"metrics": "{\"cvssMetricV31\": [{\"source\": \"vuln@krcert.or.kr\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\", \"baseScore\": 7.8, \"baseSeverity\": \"HIGH\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"REQUIRED\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 5.9}, {\"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:H/I:H/A:H\", \"baseScore\": 9.8, \"baseSeverity\": \"CRITICAL\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 5.9}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:L/Au:N/C:P/I:P/A:P\", \"baseScore\": 7.5, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"PARTIAL\", \"availabilityImpact\": \"PARTIAL\"}, \"baseSeverity\": \"HIGH\", \"exploitabilityScore\": 10.0, \"impactScore\": 6.4, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
"published": "2022-04-01T23:15:09.047",
"references": "[{\"url\": \"https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66595\", \"source\": \"vuln@krcert.or.kr\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66595\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}]",
"sourceIdentifier": "vuln@krcert.or.kr",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"vuln@krcert.or.kr\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-125\"}, {\"lang\": \"en\", \"value\": \"CWE-787\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-125\"}, {\"lang\": \"en\", \"value\": \"CWE-787\"}]}]"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2021-26623\",\"sourceIdentifier\":\"vuln@krcert.or.kr\",\"published\":\"2022-04-01T23:15:09.047\",\"lastModified\":\"2024-11-21T05:56:36.737\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A remote code execution vulnerability due to incomplete check for \u0027xheader_decode_path_record\u0027 function\u0027s parameter length value in the ark library. Remote attackers can induce exploit malicious code using this function.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de ejecuci\u00f3n de c\u00f3digo remota debido a la comprobaci\u00f3n incompleta del valor de la longitud del par\u00e1metro de la funci\u00f3n \\\"xheader_decode_path_record\\\" en la biblioteca ark. Los atacantes remotos pueden inducir la explotaci\u00f3n de c\u00f3digo malicioso usando esta funci\u00f3n\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"vuln@krcert.or.kr\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9},{\"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:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"vuln@krcert.or.kr\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"},{\"lang\":\"en\",\"value\":\"CWE-787\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"},{\"lang\":\"en\",\"value\":\"CWE-787\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:bandisoft:bandizip:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"7.19\",\"matchCriteriaId\":\"CB951560-F1BB-4FBD-B7F3-70FC697634DE\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A2572D17-1DE6-457B-99CC-64AFD54487EA\"}]}]}],\"references\":[{\"url\":\"https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66595\",\"source\":\"vuln@krcert.or.kr\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66595\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}",
"redhat_vex": {
"current_release_date": "2026-03-27T14:28:45+00:00",
"cve": "CVE-2021-26623",
"id": "CVE-2021-26623",
"initial_release_date": "2021-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Bandisoft ARK Library Out-of-bound Vulnerability",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-26623.json",
"version": "3"
}
}
}
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.
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.
Loading…
Loading…