CVE-2019-20503 (GCVE-0-2019-20503)
Vulnerability from cvelistv5 – Published: 2020-03-06 00:00 – Updated: 2024-08-05 02:46
VLAI
EPSS
VEX
Summary
usrsctp before 2019-12-20 has out-of-bounds reads in sctp_load_addresses_from_init.
Severity
6.5 (Medium)
CWE
- n/a
Assigner
References
38 references
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},
{
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},
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},
{
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"Patch",
"Vendor Advisory"
],
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},
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},
{
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],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-125"
}
],
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"type": "Primary"
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]
}
},
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2026-06-28T11:37:55+00:00",
"cve": "CVE-2019-20503",
"id": "CVE-2019-20503",
"initial_release_date": "2019-01-01T00:00:00+00:00",
"product_status:fixed": "129",
"product_status:known_affected": "2",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "usrsctp: Out of bounds reads in sctp_load_addresses_from_init()",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-20503.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "important",
"current_release_date": "2026-09-04T00:53:03Z",
"cve": "CVE-2019-20503",
"id": "CVE-2019-20503",
"initial_release_date": "2023-02-15T04:05:17Z",
"product_status:recommended": "389",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2019-20503",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2019-20503.json",
"version": "21"
}
}
}
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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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