CERTFR-2020-AVI-812
Vulnerability from certfr_avis - Published: - Updated:
Une vulnérabilité a été découverte dans Apache Struts. Elle permet à un attaquant de provoquer une exécution de code arbitraire à distance.
Solution
Important : l'éditeur de Struts déconseille fortement l'évaluation forcée d'expression OGNL sur des données utilisateurs [1].
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneReferences
| Title | Publication Time | Tags | ||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Struts 2.x versions ant\u00e9rieures \u00e0 2.5.26",
"product": {
"name": "Struts",
"vendor": {
"name": "Apache",
"scada": false
}
}
}
],
"affected_systems_content": null,
"content": "## Solution\n\n**Important** : l\u0027\u00e9diteur de Struts d\u00e9conseille fortement l\u0027\u00e9valuation\nforc\u00e9e d\u0027expression OGNL sur des donn\u00e9es utilisateurs \\[1\\].\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
"cves": [
{
"name": "CVE-2020-17530",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-17530"
}
],
"links": [
{
"title": "[1] R\u00e8gles de s\u00e9curit\u00e9 pour Struts",
"url": "https://struts.apache.org/security/#do-not-use-incoming-untrusted-user-input-in-forced-expression-evaluation"
}
],
"reference": "CERTFR-2020-AVI-812",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2020-12-10T00:00:00.000000"
}
],
"risks": [
{
"description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
}
],
"summary": "Une vuln\u00e9rabilit\u00e9 a \u00e9t\u00e9 d\u00e9couverte dans Apache Struts. Elle permet \u00e0 un\nattaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance.\n",
"title": "Vuln\u00e9rabilit\u00e9 dans Apache Struts",
"vendor_advisories": [
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Apache Struts S2-061 du 08 d\u00e9cembre 2020",
"url": "https://cwiki.apache.org/confluence/display/WW/s2-061"
}
]
}
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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.
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- 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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