CERTA-2001-AVI-017
Vulnerability from certfr_avis - Published: - Updated:
Une vulnérabilité de SSH permet à un utilisateur mal intentionné d'accéder à un shell root à distance.
Description
Un utilisateur mal intentionné n'ayant pas de compte sur la machine cible peut, grâce à un débordement de mémoire de SSH, obtenir à distance l'accès à un shell ayant les privilèges root.
Solution
-
Mettre à niveau SSH
ftp://ftp.ssh.com/pub/ssh/ -
Pour Debian il est possible de télécharger la mise à jour de SSH :
http://security.Debian.org/dists/stable/updates/main/
Tout système Unix possédant les versions SSH-1.2.24 à SSH-1.2.32 activées, ou OpenSSH antérieures à 2.3.0 et pour lesquelles la compatibilité SSH Version 1 est en fonction.
Impacted products
| Vendor | Product | Description |
|---|
References
| Title | Publication Time | Tags | ||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [],
"affected_systems_content": "\u003cP\u003eTout syst\u00e8me Unix poss\u00e9dant les versions SSH-1.2.24 \u00e0 SSH-1.2.32 activ\u00e9es, ou OpenSSH ant\u00e9rieures \u00e0 2.3.0 et pour lesquelles la compatibilit\u00e9 SSH Version 1 est en fonction.\u003c/P\u003e",
"content": "## Description\n\nUn utilisateur mal intentionn\u00e9 n\u0027ayant pas de compte sur la machine\ncible peut, gr\u00e2ce \u00e0 un d\u00e9bordement de m\u00e9moire de SSH, obtenir \u00e0 distance\nl\u0027acc\u00e8s \u00e0 un shell ayant les privil\u00e8ges root.\n\n## Solution\n\n- Mettre \u00e0 niveau SSH\n\n ftp://ftp.ssh.com/pub/ssh/\n\n- Pour Debian il est possible de t\u00e9l\u00e9charger la mise \u00e0 jour de SSH :\n\n http://security.Debian.org/dists/stable/updates/main/\n",
"cves": [],
"links": [
{
"title": "Avis de S\u00e9curit\u00e9 Debian :",
"url": "http://www.debian.org/security/2001/dsa-027"
}
],
"reference": "CERTA-2001-AVI-017",
"revisions": [
{
"description": "version initiale.",
"revision_date": "2001-02-12T00:00:00.000000"
}
],
"risks": [
{
"description": "Acc\u00e8s root \u00e0 distance"
}
],
"summary": "Une vuln\u00e9rabilit\u00e9 de SSH permet \u00e0 un utilisateur mal intentionn\u00e9\nd\u0027acc\u00e9der \u00e0 un \u003cspan class=\"textit\"\u003eshell\u003c/span\u003e root \u00e0 distance.\n",
"title": "Vuln\u00e9rabilit\u00e9 de SSH",
"vendor_advisories": [
{
"published_at": null,
"title": "Bugtraq",
"url": null
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
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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