CVE-2024-21507 (GCVE-0-2024-21507)
Vulnerability from cvelistv5 – Published: 2024-04-10 05:00 – Updated: 2024-09-18 14:46
VLAI
EPSS
VEX
Summary
Versions of the package mysql2 before 3.9.3 are vulnerable to Improper Input Validation through the keyFromFields function, resulting in cache poisoning. An attacker can inject a colon (:) character within a value of the attacker-crafted key.
Severity
6.5 (Medium)
SSVC
Exploitation: poc
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-07-25 19:03 UTC
CWE
- CWE-20 - Improper Input Validation
Assigner
References
Impacted products
{
"containers": {
"adp": [
{
"affected": [
{
"cpes": [
"cpe:2.3:a:mysqljs:mysql2:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mysql2",
"vendor": "mysqljs",
"versions": [
{
"lessThan": "3.9.3",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"metrics": [
{
"other": {
"content": {
"id": "CVE-2024-21507",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-07-25T19:03:05.282698Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-20",
"description": "CWE-20 Improper Input Validation",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-07-31T17:23:17.633Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"providerMetadata": {
"dateUpdated": "2024-08-01T22:20:40.881Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://security.snyk.io/vuln/SNYK-JS-MYSQL2-6591300"
},
{
"tags": [
"x_transferred"
],
"url": "https://github.com/sidorares/node-mysql2/commit/0d54b0ca6498c823098426038162ef10df02c818"
},
{
"tags": [
"x_transferred"
],
"url": "https://blog.slonser.info/posts/mysql2-attacker-configuration/"
},
{
"tags": [
"x_transferred"
],
"url": "https://github.com/sidorares/node-mysql2/pull/2424"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "mysql2",
"vendor": "n/a",
"versions": [
{
"lessThan": "3.9.3",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Vsevolod Kokorin (Slonser)"
}
],
"descriptions": [
{
"lang": "en",
"value": "Versions of the package mysql2 before 3.9.3 are vulnerable to Improper Input Validation through the keyFromFields function, resulting in cache poisoning. An attacker can inject a colon (:) character within a value of the attacker-crafted key."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:P",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-20",
"description": "Improper Input Validation",
"lang": "en"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-09-18T14:46:37.140Z",
"orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
"shortName": "snyk"
},
"references": [
{
"url": "https://security.snyk.io/vuln/SNYK-JS-MYSQL2-6591300"
},
{
"url": "https://github.com/sidorares/node-mysql2/commit/0d54b0ca6498c823098426038162ef10df02c818"
},
{
"url": "https://blog.slonser.info/posts/mysql2-attacker-configuration/"
},
{
"url": "https://github.com/sidorares/node-mysql2/pull/2424"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
"assignerShortName": "snyk",
"cveId": "CVE-2024-21507",
"datePublished": "2024-04-10T05:00:01.727Z",
"dateReserved": "2023-12-22T12:33:20.119Z",
"dateUpdated": "2024-09-18T14:46:37.140Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2024-21507",
"date": "2026-09-22",
"epss": "0.00744",
"percentile": "0.53283"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"product": "mysql2",
"vendor": "n/a",
"versions": [
{
"lessThan": "3.9.3",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"source": "report@snyk.io"
},
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:mysqljs:mysql2:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mysql2",
"vendor": "mysqljs",
"versions": [
{
"lessThan": "3.9.3",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:sidorares:mysql2:*:*:*:*:*:*:*:*",
"matchCriteriaId": "9DD0B984-3AAA-42F9-83D7-313D82B5C414",
"versionEndExcluding": "3.9.3",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Versions of the package mysql2 before 3.9.3 are vulnerable to Improper Input Validation through the keyFromFields function, resulting in cache poisoning. An attacker can inject a colon (:) character within a value of the attacker-crafted key."
},
{
"lang": "es",
"value": "Las versiones del paquete mysql2 anteriores a la 3.9.3 son vulnerables a una validaci\u00f3n de entrada incorrecta a trav\u00e9s de la funci\u00f3n keyFromFields, lo que provoca envenenamiento de la cach\u00e9. Un atacante puede inyectar un car\u00e1cter de dos puntos (:) dentro de un valor de la clave creada por el atacante."
}
],
"id": "CVE-2024-21507",
"lastModified": "2026-06-17T07:09:38.320",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 2.5,
"source": "report@snyk.io",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 1.4,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2024-21507",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-07-25T19:03:05.282698Z",
"version": "2.0.3"
}
}
]
},
"published": "2024-04-10T05:15:48.290",
"references": [
{
"source": "report@snyk.io",
"tags": [
"Exploit",
"Permissions Required"
],
"url": "https://blog.slonser.info/posts/mysql2-attacker-configuration/"
},
{
"source": "report@snyk.io",
"tags": [
"Patch"
],
"url": "https://github.com/sidorares/node-mysql2/commit/0d54b0ca6498c823098426038162ef10df02c818"
},
{
"source": "report@snyk.io",
"tags": [
"Exploit",
"Issue Tracking"
],
"url": "https://github.com/sidorares/node-mysql2/pull/2424"
},
{
"source": "report@snyk.io",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://security.snyk.io/vuln/SNYK-JS-MYSQL2-6591300"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Permissions Required"
],
"url": "https://blog.slonser.info/posts/mysql2-attacker-configuration/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "https://github.com/sidorares/node-mysql2/commit/0d54b0ca6498c823098426038162ef10df02c818"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Issue Tracking"
],
"url": "https://github.com/sidorares/node-mysql2/pull/2424"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://security.snyk.io/vuln/SNYK-JS-MYSQL2-6591300"
}
],
"sourceIdentifier": "report@snyk.io",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "report@snyk.io",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2026-06-26T04:12:18+00:00",
"cve": "CVE-2024-21507",
"id": "CVE-2024-21507",
"initial_release_date": "2024-04-10T00:00:00+00:00",
"product_status:known_not_affected": "2",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "mysql2: Improper Input Validation",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2024/cve-2024-21507.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-01T22:20:40.881Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://security.snyk.io/vuln/SNYK-JS-MYSQL2-6591300"
},
{
"tags": [
"x_transferred"
],
"url": "https://github.com/sidorares/node-mysql2/commit/0d54b0ca6498c823098426038162ef10df02c818"
},
{
"tags": [
"x_transferred"
],
"url": "https://blog.slonser.info/posts/mysql2-attacker-configuration/"
},
{
"tags": [
"x_transferred"
],
"url": "https://github.com/sidorares/node-mysql2/pull/2424"
}
],
"title": "CVE Program Container"
},
{
"affected": [
{
"cpes": [
"cpe:2.3:a:mysqljs:mysql2:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mysql2",
"vendor": "mysqljs",
"versions": [
{
"lessThan": "3.9.3",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"metrics": [
{
"other": {
"content": {
"id": "CVE-2024-21507",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-07-25T19:03:05.282698Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-20",
"description": "CWE-20 Improper Input Validation",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-07-25T19:04:05.543Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "mysql2",
"vendor": "n/a",
"versions": [
{
"lessThan": "3.9.3",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Vsevolod Kokorin (Slonser)"
}
],
"descriptions": [
{
"lang": "en",
"value": "Versions of the package mysql2 before 3.9.3 are vulnerable to Improper Input Validation through the keyFromFields function, resulting in cache poisoning. An attacker can inject a colon (:) character within a value of the attacker-crafted key."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:P",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-20",
"description": "Improper Input Validation",
"lang": "en"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-09-18T14:46:37.140Z",
"orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
"shortName": "snyk"
},
"references": [
{
"url": "https://security.snyk.io/vuln/SNYK-JS-MYSQL2-6591300"
},
{
"url": "https://github.com/sidorares/node-mysql2/commit/0d54b0ca6498c823098426038162ef10df02c818"
},
{
"url": "https://blog.slonser.info/posts/mysql2-attacker-configuration/"
},
{
"url": "https://github.com/sidorares/node-mysql2/pull/2424"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
"assignerShortName": "snyk",
"cveId": "CVE-2024-21507",
"datePublished": "2024-04-10T05:00:01.727Z",
"dateReserved": "2023-12-22T12:33:20.119Z",
"dateUpdated": "2024-09-18T14:46:37.140Z",
"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…