certfr_avis - CERTA-2012-AVI-698

CERTA-2012-AVI-698

Vulnerability from certfr_avis - Published: - Updated:

De multiples vulnérabilités ont été corrigées dans libssh. Certaines d'entre elles permettent à un attaquant d'exécuter du code arbitraire à distance.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Libssh versions antérieures à 0.5.3

Impacted products

	Vendor	Product	Description

References

Title

Publication Time

Tags

Bulletin de sécurité libssh du 20 novembre 2012

None

vendor-advisory

Show details on source website

JSON

To clipboard

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [],
  "affected_systems_content": "\u003cP\u003eLibssh versions ant\u00e9rieures \u00e0 0.5.3\u003c/P\u003e",
  "content": "## Solution\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-2012-4560",
      "url": "https://www.cve.org/CVERecord?id=CVE-2012-4560"
    },
    {
      "name": "CVE-2012-4562",
      "url": "https://www.cve.org/CVERecord?id=CVE-2012-4562"
    },
    {
      "name": "CVE-2012-4561",
      "url": "https://www.cve.org/CVERecord?id=CVE-2012-4561"
    },
    {
      "name": "CVE-2012-4559",
      "url": "https://www.cve.org/CVERecord?id=CVE-2012-4559"
    }
  ],
  "links": [],
  "reference": "CERTA-2012-AVI-698",
  "revisions": [
    {
      "description": "version initiale.",
      "revision_date": "2012-12-03T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 corrig\u00e9es dans \u003cspan\nclass=\"textit\"\u003elibssh\u003c/span\u003e. Certaines d\u0027entre elles permettent \u00e0 un\nattaquant d\u0027ex\u00e9cuter du code arbitraire \u00e0 distance.\n",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans libssh",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 libssh du 20 novembre 2012",
      "url": "http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/"
    }
  ]
}

CVE-2012-4559 (GCVE-0-2012-4559)

Vulnerability from cvelistv5 – Published: 2012-11-30 22:00 – Updated: 2024-08-06 20:42

Summary

Multiple double free vulnerabilities in the (1) agent_sign_data function in agent.c, (2) channel_request function in channels.c, (3) ssh_userauth_pubkey function in auth.c, (4) sftp_parse_attr_3 function in sftp.c, and (5) try_publickey_from_file function in keyfiles.c in libssh before 0.5.3 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors.

Severity ?

No CVSS data available.

CWE

Assigner

redhat

References

URL

Tags

	https://bugzilla.redhat.com/show_bug.cgi?id=871612	x_refsource_MISC
	http://www.debian.org/security/2012/dsa-2577	vendor-advisoryx_refsource_DEBIAN
	http://www.mandriva.com/security/advisories?name=…	vendor-advisoryx_refsource_MANDRIVA
	http://www.ubuntu.com/usn/USN-1640-1	vendor-advisoryx_refsource_UBUNTU
	http://lists.opensuse.org/opensuse-updates/2013-0…	vendor-advisoryx_refsource_SUSE
	http://lists.opensuse.org/opensuse-updates/2012-1…	vendor-advisoryx_refsource_SUSE
	https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
	http://www.openwall.com/lists/oss-security/2012/11/20/3	mailing-listx_refsource_MLIST
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://www.securityfocus.com/bid/56604	vdb-entryx_refsource_BID
	http://www.libssh.org/2012/11/20/libssh-0-5-3-sec…	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

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CVE-2012-4561 (GCVE-0-2012-4561)

Vulnerability from cvelistv5 – Published: 2012-11-30 22:00 – Updated: 2024-08-06 20:42

Summary

The (1) publickey_make_dss, (2) publickey_make_rsa, (3) signature_from_string, (4) ssh_do_sign, and (5) ssh_sign_session_id functions in keys.c in libssh before 0.5.3 free "an invalid pointer on an error path," which might allow remote attackers to cause a denial of service (crash) via unspecified vectors.

Severity ?

No CVSS data available.

CWE

Assigner

redhat

References

URL

Tags

	http://www.debian.org/security/2012/dsa-2577	vendor-advisoryx_refsource_DEBIAN
	http://www.mandriva.com/security/advisories?name=…	vendor-advisoryx_refsource_MANDRIVA
	https://bugzilla.redhat.com/show_bug.cgi?id=871617	x_refsource_MISC
	http://www.ubuntu.com/usn/USN-1640-1	vendor-advisoryx_refsource_UBUNTU
	http://lists.opensuse.org/opensuse-updates/2013-0…	vendor-advisoryx_refsource_SUSE
	http://lists.opensuse.org/opensuse-updates/2012-1…	vendor-advisoryx_refsource_SUSE
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
	http://www.openwall.com/lists/oss-security/2012/11/20/3	mailing-listx_refsource_MLIST
	https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://www.securityfocus.com/bid/56604	vdb-entryx_refsource_BID
	http://www.libssh.org/2012/11/20/libssh-0-5-3-sec…	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

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CVE-2012-4560 (GCVE-0-2012-4560)

Vulnerability from cvelistv5 – Published: 2012-11-30 22:00 – Updated: 2024-08-06 20:42

Summary

Multiple buffer overflows in libssh before 0.5.3 allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via unspecified vectors.

Severity ?

No CVSS data available.

CWE

Assigner

redhat

References

URL

Tags

	http://www.mandriva.com/security/advisories?name=…	vendor-advisoryx_refsource_MANDRIVA
	https://bugzilla.redhat.com/show_bug.cgi?id=871614	x_refsource_MISC
	http://www.ubuntu.com/usn/USN-1640-1	vendor-advisoryx_refsource_UBUNTU
	http://lists.opensuse.org/opensuse-updates/2013-0…	vendor-advisoryx_refsource_SUSE
	http://lists.opensuse.org/opensuse-updates/2012-1…	vendor-advisoryx_refsource_SUSE
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF
	http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
	http://www.openwall.com/lists/oss-security/2012/11/20/3	mailing-listx_refsource_MLIST
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://www.securityfocus.com/bid/56604	vdb-entryx_refsource_BID
	http://www.libssh.org/2012/11/20/libssh-0-5-3-sec…	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

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CVE-2012-4562 (GCVE-0-2012-4562)

Vulnerability from cvelistv5 – Published: 2012-11-30 22:00 – Updated: 2024-08-06 20:42

Summary

Multiple integer overflows in libssh before 0.5.3 allow remote attackers to cause a denial of service (infinite loop or crash) and possibly execute arbitrary code via unspecified vectors, which triggers a buffer overflow, infinite loop, or possibly some other unspecified vulnerabilities.

Severity ?

No CVSS data available.

CWE

Assigner

redhat

References

URL

Tags

	http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
	http://www.debian.org/security/2012/dsa-2577	vendor-advisoryx_refsource_DEBIAN
	http://www.mandriva.com/security/advisories?name=…	vendor-advisoryx_refsource_MANDRIVA
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	http://lists.opensuse.org/opensuse-updates/2013-0…	vendor-advisoryx_refsource_SUSE
	http://lists.opensuse.org/opensuse-updates/2012-1…	vendor-advisoryx_refsource_SUSE
	https://bugzilla.redhat.com/show_bug.cgi?id=871620	x_refsource_MISC
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
	http://www.openwall.com/lists/oss-security/2012/11/20/3	mailing-listx_refsource_MLIST
	https://exchange.xforce.ibmcloud.com/vulnerabilit…	vdb-entryx_refsource_XF
	http://lists.fedoraproject.org/pipermail/package-…	vendor-advisoryx_refsource_FEDORA
	http://www.securityfocus.com/bid/56604	vdb-entryx_refsource_BID
	http://www.libssh.org/2012/11/20/libssh-0-5-3-sec…	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

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Tags

Taxonomy of the tags.

All sightings related to this event Export sightings related to this event

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.

Detection rules are retrieved from Rulezet.

Action not permitted

CERTA-2012-AVI-698

Solution

CVE-2012-4559 (GCVE-0-2012-4559)

CVE-2012-4561 (GCVE-0-2012-4561)

CVE-2012-4560 (GCVE-0-2012-4560)

CVE-2012-4562 (GCVE-0-2012-4562)

Tags

Sightings

Nomenclature