Vulnerability from cleanstart
Published
2026-09-17 01:07
Modified
2026-09-16 11:12
Summary
Issue summary: PBMAC1 parameters in PKCS#12 files are missing validation
which can trigger a stack-based buffer overflow, invalid pointer or NULL
pointer dereference during MAC verification
Details
Multiple security vulnerabilities affect the openssl package. Issue summary: PBMAC1 parameters in PKCS#12 files are missing validation which can trigger a stack-based buffer overflow, invalid pointer or NULL pointer dereference during MAC verification. See references for individual vulnerability details.
Severity
9.8 (Critical)
References
{
"affected": [
{
"package": {
"ecosystem": "CleanStart",
"name": "openssl"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.6.0-r0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"credits": [],
"database_specific": {},
"details": "Multiple security vulnerabilities affect the openssl package. Issue summary: PBMAC1 parameters in PKCS#12 files are missing validation which can trigger a stack-based buffer overflow, invalid pointer or NULL pointer dereference during MAC verification. See references for individual vulnerability details.",
"id": "CLEANSTART-2026-GK72927",
"modified": "2026-09-16T11:12:11Z",
"published": "2026-09-17T01:07:20.127306Z",
"references": [
{
"type": "ADVISORY",
"url": "https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-GK72927.json"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2018-0734"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2018-0735"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2019-1543"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2019-1547"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2019-1549"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2019-1551"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2019-1563"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2020-1967"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2020-1971"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2021-23839"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2021-23840"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2021-23841"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2021-3449"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2021-3450"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2021-3711"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2021-3712"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2021-4044"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-0778"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-1343"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-1434"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-1473"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-2097"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-3358"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-3602"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-3786"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-3996"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-4203"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-4304"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2022-4450"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-0215"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-0216"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-0217"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-0286"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-0401"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-0464"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-0465"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-1255"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-2650"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-2975"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-3446"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-3817"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-5363"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-5678"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-6129"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2023-6237"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2024-0727"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2024-2511"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2024-4603"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2024-4741"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2024-5535"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2024-6119"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2024-9143"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2025-11187"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2025-15467"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2025-15468"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2025-15469"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2025-66109"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2025-68169"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2025-69419"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2025-69420"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2025-69421"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2026-22796"
},
{
"type": "WEB",
"url": "https://osv.dev/vulnerability/CVE-2026-22799"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2018-0734"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2018-0735"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-1543"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-1547"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-1549"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-1551"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-1563"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-1967"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-1971"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23839"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23840"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23841"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3449"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3450"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3711"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3712"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-4044"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-0778"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-1343"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-1434"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-1473"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-2097"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-3358"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-3602"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-3786"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-3996"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-4203"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-4304"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-4450"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-0215"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-0216"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-0217"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-0286"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-0401"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-0464"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-0465"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-1255"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-2650"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-2975"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-3446"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-3817"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-5363"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-5678"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-6129"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-6237"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-0727"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-2511"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-4603"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-4741"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-5535"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-6119"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-9143"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-11187"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-15467"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-15468"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-15469"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-66109"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-68169"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-69419"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-69420"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-69421"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-22796"
},
{
"type": "WEB",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-22799"
}
],
"related": [],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "Issue summary: PBMAC1 parameters in PKCS#12 files are missing validation\nwhich can trigger a stack-based buffer overflow, invalid pointer or NULL\npointer dereference during MAC verification",
"upstream": [
"CVE-2018-0734",
"CVE-2018-0735",
"CVE-2019-1543",
"CVE-2019-1547",
"CVE-2019-1549",
"CVE-2019-1551",
"CVE-2019-1563",
"CVE-2020-1967",
"CVE-2020-1971",
"CVE-2021-23839",
"CVE-2021-23840",
"CVE-2021-23841",
"CVE-2021-3449",
"CVE-2021-3450",
"CVE-2021-3711",
"CVE-2021-3712",
"CVE-2021-4044",
"CVE-2022-0778",
"CVE-2022-1343",
"CVE-2022-1434",
"CVE-2022-1473",
"CVE-2022-2097",
"CVE-2022-3358",
"CVE-2022-3602",
"CVE-2022-3786",
"CVE-2022-3996",
"CVE-2022-4203",
"CVE-2022-4304",
"CVE-2022-4450",
"CVE-2023-0215",
"CVE-2023-0216",
"CVE-2023-0217",
"CVE-2023-0286",
"CVE-2023-0401",
"CVE-2023-0464",
"CVE-2023-0465",
"CVE-2023-1255",
"CVE-2023-2650",
"CVE-2023-2975",
"CVE-2023-3446",
"CVE-2023-3817",
"CVE-2023-5363",
"CVE-2023-5678",
"CVE-2023-6129",
"CVE-2023-6237",
"CVE-2024-0727",
"CVE-2024-2511",
"CVE-2024-4603",
"CVE-2024-4741",
"CVE-2024-5535",
"CVE-2024-6119",
"CVE-2024-9143",
"CVE-2025-11187",
"CVE-2025-15467",
"CVE-2025-15468",
"CVE-2025-15469",
"CVE-2025-66109",
"CVE-2025-68169",
"CVE-2025-69419",
"CVE-2025-69420",
"CVE-2025-69421",
"CVE-2026-22796",
"CVE-2026-22799"
]
}
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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.
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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.
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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.
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