cve-2025-4435
Vulnerability from cvelistv5
Published
2025-06-03 12:59
Modified
2025-06-04 12:36
Severity ?
EPSS score ?
Summary
Tarfile extracts filtered members when errorlevel=0
References
Impacted products
| ▼ | Vendor | Product |
|---|---|---|
| Python Software Foundation | CPython |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-4435",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-06-03T13:58:00.099450Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-682",
"description": "CWE-682 Incorrect Calculation",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-06-03T14:34:40.228Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"modules": [
"tarfile"
],
"product": "CPython",
"repo": "https://github.com/python/cpython",
"vendor": "Python Software Foundation",
"versions": [
{
"lessThan": "3.9.23",
"status": "affected",
"version": "0",
"versionType": "python"
},
{
"lessThan": "3.10.18",
"status": "affected",
"version": "3.10.0",
"versionType": "python"
},
{
"lessThan": "3.11.13",
"status": "affected",
"version": "3.11.0",
"versionType": "python"
},
{
"lessThan": "3.12.11",
"status": "affected",
"version": "3.12.0",
"versionType": "python"
},
{
"lessThan": "3.13.4",
"status": "affected",
"version": "3.13.0",
"versionType": "python"
},
{
"lessThan": "3.14.0",
"status": "affected",
"version": "3.14.0a1",
"versionType": "python"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "Chuck Woodraska"
},
{
"lang": "en",
"type": "remediation developer",
"value": "Petr Viktorin"
},
{
"lang": "en",
"type": "remediation developer",
"value": "Serhiy Storchaka"
},
{
"lang": "en",
"type": "remediation reviewer",
"value": "Hugo van Kemenade"
},
{
"lang": "en",
"type": "remediation reviewer",
"value": "\u0141ukasz Langa"
},
{
"lang": "en",
"type": "remediation reviewer",
"value": "Thomas Wouters"
},
{
"lang": "en",
"type": "coordinator",
"value": "Seth Larson"
},
{
"lang": "en",
"type": "remediation developer",
"value": "Matt Prodani"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eWhen using a \u003c/span\u003e\u003ccode\u003eTarFile.errorlevel = 0\u003c/code\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;and extracting with a filter the documented behavior is that any filtered members would be skipped and not extracted. However the actual behavior of \u003c/span\u003e\u003ccode\u003eTarFile.errorlevel = 0\u003c/code\u003e\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;in affected versions is that the member would still be extracted and not skipped.\u003c/span\u003e\u003cbr\u003e"
}
],
"value": "When using a TarFile.errorlevel = 0\u00a0and extracting with a filter the documented behavior is that any filtered members would be skipped and not extracted. However the actual behavior of TarFile.errorlevel = 0\u00a0in affected versions is that the member would still be extracted and not skipped."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-06-04T12:36:44.871Z",
"orgId": "28c92f92-d60d-412d-b760-e73465c3df22",
"shortName": "PSF"
},
"references": [
{
"tags": [
"issue-tracking"
],
"url": "https://github.com/python/cpython/issues/135034"
},
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/pull/135037"
},
{
"tags": [
"vendor-advisory"
],
"url": "https://mail.python.org/archives/list/security-announce@python.org/thread/MAXIJJCUUMCL7ATZNDVEGGHUMQMUUKLG/"
},
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/commit/3612d8f51741b11f36f8fb0494d79086bac9390a"
},
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/commit/9e0ac76d96cf80b49055f6d6b9a6763fb9215c2a"
},
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/commit/19de092debb3d7e832e5672cc2f7b788d35951da"
},
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/commit/aa9eb5f757ceff461e6e996f12c89e5d9b583b01"
},
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/commit/28463dba112af719df1e8b0391c46787ad756dd9"
},
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/commit/4633f3f497b1ff70e4a35b6fe2c907cbe2d4cb2e"
},
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/commit/9c1110ef6652687d7c55f590f909720eddde965a"
},
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/commit/dd8f187d0746da151e0025c51680979ac5b4cfb1"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Tarfile extracts filtered members when errorlevel=0",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "28c92f92-d60d-412d-b760-e73465c3df22",
"assignerShortName": "PSF",
"cveId": "CVE-2025-4435",
"datePublished": "2025-06-03T12:59:06.792Z",
"dateReserved": "2025-05-08T15:05:11.874Z",
"dateUpdated": "2025-06-04T12:36:44.871Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2025-4435\",\"sourceIdentifier\":\"cna@python.org\",\"published\":\"2025-06-03T13:15:20.630\",\"lastModified\":\"2025-06-04T14:54:33.783\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"When using a TarFile.errorlevel = 0\u00a0and extracting with a filter the documented behavior is that any filtered members would be skipped and not extracted. However the actual behavior of TarFile.errorlevel = 0\u00a0in affected versions is that the member would still be extracted and not skipped.\"},{\"lang\":\"es\",\"value\":\"Al usar TarFile.errorlevel = 0 y extraer con un filtro, el comportamiento documentado es que cualquier miembro filtrado se omite y no se extrae. Sin embargo, el comportamiento real de TarFile.errorlevel = 0 en las versiones afectadas es que el miembro se extrae y no se omite.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"cna@python.org\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-682\"}]}],\"references\":[{\"url\":\"https://github.com/python/cpython/commit/19de092debb3d7e832e5672cc2f7b788d35951da\",\"source\":\"cna@python.org\"},{\"url\":\"https://github.com/python/cpython/commit/28463dba112af719df1e8b0391c46787ad756dd9\",\"source\":\"cna@python.org\"},{\"url\":\"https://github.com/python/cpython/commit/3612d8f51741b11f36f8fb0494d79086bac9390a\",\"source\":\"cna@python.org\"},{\"url\":\"https://github.com/python/cpython/commit/4633f3f497b1ff70e4a35b6fe2c907cbe2d4cb2e\",\"source\":\"cna@python.org\"},{\"url\":\"https://github.com/python/cpython/commit/9c1110ef6652687d7c55f590f909720eddde965a\",\"source\":\"cna@python.org\"},{\"url\":\"https://github.com/python/cpython/commit/9e0ac76d96cf80b49055f6d6b9a6763fb9215c2a\",\"source\":\"cna@python.org\"},{\"url\":\"https://github.com/python/cpython/commit/aa9eb5f757ceff461e6e996f12c89e5d9b583b01\",\"source\":\"cna@python.org\"},{\"url\":\"https://github.com/python/cpython/commit/dd8f187d0746da151e0025c51680979ac5b4cfb1\",\"source\":\"cna@python.org\"},{\"url\":\"https://github.com/python/cpython/issues/135034\",\"source\":\"cna@python.org\"},{\"url\":\"https://github.com/python/cpython/pull/135037\",\"source\":\"cna@python.org\"},{\"url\":\"https://mail.python.org/archives/list/security-announce@python.org/thread/MAXIJJCUUMCL7ATZNDVEGGHUMQMUUKLG/\",\"source\":\"cna@python.org\"}]}}"
}
}
Loading...
Loading...
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- 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.