Vulnerability-Lookup

SUSE-SU-2017:1661-1

Vulnerability from csaf_suse - Published: 2017-06-23 08:29 - Updated: 2017-06-23 08:29

Summary

Security update for openssh-openssl1

Severity

Moderate

Notes

Title of the patch: Security update for openssh-openssl1

Description of the patch: This update for openssh-openssl1 fixes the following issues: - Properly verify CIDR masks in configuration (bsc#1005893) - CVE-2016-10009: limit directories for loading PKCS11 modules (bsc#1016366) - CVE-2016-10011: Prevent possible leaks of host private keys to low-privilege process handling authentication (bsc#1016369) - CVE-2016-8858: prevent resource depletion during key exchange (bsc#1005480) - fix suggested command for removing conflicting server keys from the known_hosts file (bsc#1006221)

Patchnames: secsp3-openssh-openssl1-13169

CVE-2016-10009

7.3 (High)


                
                  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected products

Recommended 10 products

Product	Version	Remediation
Unresolved product id: SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-6.6p1-18.1.i586	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-6.6p1-18.1.ia64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-6.6p1-18.1.ppc64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-6.6p1-18.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-6.6p1-18.1.x86_64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-helpers-6.6p1-18.1.i586	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-helpers-6.6p1-18.1.ia64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-helpers-6.6p1-18.1.ppc64	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-helpers-6.6p1-18.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-helpers-6.6p1-18.1.x86_64	—	Vendor Fix

Threats

Impact low

CVE-2016-10011

5.5 (Medium)


                
                  CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

Recommended 10 products, the same list as for CVE-2016-10009

Threats

Impact low

CVE-2016-8858

5.8 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L

Affected products

Recommended 10 products, the same list as for CVE-2016-10009

Threats

Impact moderate

References

29 references

URL	Category
https://www.suse.com/support/security/rating/	external
https://ftp.suse.com/pub/projects/security/csaf/s…	self
https://www.suse.com/support/update/announcement/…	self
https://lists.suse.com/pipermail/sle-security-upd…	self
https://bugzilla.suse.com/1005480	self
https://bugzilla.suse.com/1005893	self
https://bugzilla.suse.com/1006221	self
https://bugzilla.suse.com/1016366	self
https://bugzilla.suse.com/1016369	self
https://www.suse.com/security/cve/CVE-2016-10009/	self
https://www.suse.com/security/cve/CVE-2016-10011/	self
https://www.suse.com/security/cve/CVE-2016-8858/	self
https://www.suse.com/security/cve/CVE-2016-10009	external
https://bugzilla.suse.com/1016336	external
https://bugzilla.suse.com/1016366	external
https://bugzilla.suse.com/1016370	external
https://bugzilla.suse.com/1026634	external
https://bugzilla.suse.com/1138392	external
https://bugzilla.suse.com/1213504	external
https://bugzilla.suse.com/1217035	external
https://www.suse.com/security/cve/CVE-2016-10011	external
https://bugzilla.suse.com/1016336	external
https://bugzilla.suse.com/1016369	external
https://bugzilla.suse.com/1016370	external
https://bugzilla.suse.com/1017870	external
https://bugzilla.suse.com/1026634	external
https://bugzilla.suse.com/1029445	external
https://www.suse.com/security/cve/CVE-2016-8858	external
https://bugzilla.suse.com/1005480	external

JSON

To clipboard

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  "vulnerabilities": [
    {
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          "text": "https://www.suse.com/security/cve/CVE-2016-10009"
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      ],
      "notes": [
        {
          "category": "general",
          "text": "Untrusted search path vulnerability in ssh-agent.c in ssh-agent in OpenSSH before 7.4 allows remote attackers to execute arbitrary local PKCS#11 modules by leveraging control over a forwarded agent-socket.",
          "title": "CVE description"
        }
      ],
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          "summary": "CVE-2016-10009",
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        },
        {
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        {
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        {
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        {
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      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
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            "SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-6.6p1-18.1.ppc64",
            "SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-6.6p1-18.1.s390x",
            "SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-6.6p1-18.1.x86_64",
            "SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-helpers-6.6p1-18.1.i586",
            "SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-helpers-6.6p1-18.1.ia64",
            "SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-helpers-6.6p1-18.1.ppc64",
            "SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-helpers-6.6p1-18.1.s390x",
            "SUSE Linux Enterprise Server 11-SECURITY:openssh-openssl1-helpers-6.6p1-18.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
            "version": "3.0"
          },
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}

CVE-2016-10009 (GCVE-0-2016-10009)

Vulnerability from cvelistv5 – Published: 2017-01-05 00:00 – Updated: 2026-05-29 20:23

Summary

Untrusted search path vulnerability in ssh-agent.c in ssh-agent in OpenSSH before 7.4 allows remote attackers to execute arbitrary local PKCS#11 modules by leveraging control over a forwarded agent-socket.

Severity

7.3 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

SSVC

Exploitation: poc Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-29 20:23 UTC

CWE

n/a
CWE-426 - Untrusted Search Path

Assigner

mitre mitre root

References

20 references

URL	Tags
https://github.com/openbsd/src/commit/9476ce1dd37…
https://www.exploit-db.com/exploits/40963/	exploit
https://security.netapp.com/advisory/ntap-2017113…
http://www.securityfocus.com/bid/94968	vdb-entry
http://www.openwall.com/lists/oss-security/2016/12/19/2	mailing-list
http://www.securitytracker.com/id/1037490	vdb-entry
https://support.hpe.com/hpsc/doc/public/display?d…
https://security.FreeBSD.org/advisories/FreeBSD-S…	vendor-advisory
https://usn.ubuntu.com/3538-1/	vendor-advisory
http://www.slackware.com/security/viewer.php?l=sl…
https://access.redhat.com/errata/RHSA-2017:2029	vendor-advisory
http://packetstormsecurity.com/files/140261/OpenS…
https://lists.debian.org/debian-lts-announce/2018…	mailing-list
https://www.openssh.com/txt/release-7.4
https://bugs.chromium.org/p/project-zero/issues/d…
https://cert-portal.siemens.com/productcert/pdf/s…
http://www.openwall.com/lists/oss-security/2023/07/19/9	mailing-list
http://seclists.org/fulldisclosure/2023/Jul/31	mailing-list
http://www.openwall.com/lists/oss-security/2023/07/20/1	mailing-list
http://packetstormsecurity.com/files/173661/OpenS…

Date Public

2016-12-19 00:00

Show details on NVD website

JSON

To clipboard

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          "url": "http://www.slackware.com/security/viewer.php?l=slackware-security\u0026y=2016\u0026m=slackware-security.647637"
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          "tags": [
            "vendor-advisory"
          ],
          "url": "https://access.redhat.com/errata/RHSA-2017:2029"
        },
        {
          "url": "http://packetstormsecurity.com/files/140261/OpenSSH-Arbitrary-Library-Loading.html"
        },
        {
          "name": "[debian-lts-announce] 20180910 [SECURITY] [DLA 1500-1] openssh security update",
          "tags": [
            "mailing-list"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html"
        },
        {
          "url": "https://www.openssh.com/txt/release-7.4"
        },
        {
          "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1009"
        },
        {
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf"
        },
        {
          "name": "[oss-security] 20230719 CVE-2023-38408: Remote Code Execution in OpenSSH\u0027s forwarded ssh-agent",
          "tags": [
            "mailing-list"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2023/07/19/9"
        },
        {
          "name": "20230719 CVE-2023-38408: Remote Code Execution in OpenSSH\u0027s forwarded ssh-agent",
          "tags": [
            "mailing-list"
          ],
          "url": "http://seclists.org/fulldisclosure/2023/Jul/31"
        },
        {
          "name": "[oss-security] 20230719 Re: CVE-2023-38408: Remote Code Execution in OpenSSH\u0027s forwarded ssh-agent",
          "tags": [
            "mailing-list"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2023/07/20/1"
        },
        {
          "url": "http://packetstormsecurity.com/files/173661/OpenSSH-Forwarded-SSH-Agent-Remote-Code-Execution.html"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2016-10009",
    "datePublished": "2017-01-05T00:00:00.000Z",
    "dateReserved": "2016-12-19T00:00:00.000Z",
    "dateUpdated": "2026-05-29T20:23:51.303Z",
    "state": "PUBLISHED"
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  "dataType": "CVE_RECORD",
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}

CVE-2016-10011 (GCVE-0-2016-10011)

Vulnerability from cvelistv5 – Published: 2017-01-05 00:00 – Updated: 2026-05-29 20:19

Summary

authfile.c in sshd in OpenSSH before 7.4 does not properly consider the effects of realloc on buffer contents, which might allow local users to obtain sensitive private-key information by leveraging access to a privilege-separated child process.

Severity

6.2 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-29 20:19 UTC

CWE

n/a
CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Assigner

mitre mitre root

References

12 references

URL	Tags
https://security.netapp.com/advisory/ntap-2017113…
http://www.openwall.com/lists/oss-security/2016/12/19/2	mailing-list
http://www.securitytracker.com/id/1037490	vdb-entry
https://github.com/openbsd/src/commit/ac8147a06ed…
https://support.hpe.com/hpsc/doc/public/display?d…
http://www.slackware.com/security/viewer.php?l=sl…
https://access.redhat.com/errata/RHSA-2017:2029	vendor-advisory
https://lists.debian.org/debian-lts-announce/2018…	mailing-list
http://www.securityfocus.com/bid/94977	vdb-entry
https://www.openssh.com/txt/release-7.4
https://cert-portal.siemens.com/productcert/pdf/s…
https://cert-portal.siemens.com/productcert/pdf/s…

Date Public

2016-12-19 00:00

Show details on NVD website

JSON

To clipboard

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            "url": "https://github.com/openbsd/src/commit/ac8147a06ed2e2403fb6b9a0c03e618a9333c0e9"
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            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf"
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      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "NONE",
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              "baseSeverity": "MEDIUM",
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              "scope": "UNCHANGED",
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        "title": "CISA ADP Vulnrichment"
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          "lang": "en",
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        }
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          "url": "https://security.netapp.com/advisory/ntap-20171130-0002/"
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            "mailing-list"
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          "name": "1037490",
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          ],
          "url": "http://www.securitytracker.com/id/1037490"
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          "url": "https://github.com/openbsd/src/commit/ac8147a06ed2e2403fb6b9a0c03e618a9333c0e9"
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          "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbux03818en_us"
        },
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          "name": "RHSA-2017:2029",
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          "name": "[debian-lts-announce] 20180910 [SECURITY] [DLA 1500-1] openssh security update",
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  "dataVersion": "5.2"
}

CVE-2016-8858 (GCVE-0-2016-8858)

Vulnerability from cvelistv5 – Published: 2016-12-09 00:00 – Updated: 2026-05-29 20:45 Disputed

Summary

The kex_input_kexinit function in kex.c in OpenSSH 6.x and 7.x through 7.3 allows remote attackers to cause a denial of service (memory consumption) by sending many duplicate KEXINIT requests. NOTE: a third party reports that "OpenSSH upstream does not consider this as a security issue."

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-04-15 16:36 UTC

CWE

n/a
CWE-400 - Uncontrolled Resource Consumption

Assigner

mitre mitre root

References

13 references

URL	Tags
http://www.securityfocus.com/bid/93776	vdb-entry
http://www.openwall.com/lists/oss-security/2016/10/20/1	mailing-list
https://security.netapp.com/advisory/ntap-2018020…
http://www.openwall.com/lists/oss-security/2016/10/19/3	mailing-list
http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.…
https://github.com/openssh/openssh-portable/commi…
https://ftp.openbsd.org/pub/OpenBSD/patches/6.0/c…
https://security.FreeBSD.org/advisories/FreeBSD-S…	vendor-advisory
http://www.securitytracker.com/id/1037057	vdb-entry
https://security.gentoo.org/glsa/201612-18	vendor-advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1384860
http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.…
https://cert-portal.siemens.com/productcert/pdf/s…

Date Public

2016-10-10 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T02:35:01.046Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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          {
            "name": "93776",
            "tags": [
              "vdb-entry",
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          {
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            "url": "https://security.netapp.com/advisory/ntap-20180201-0001/"
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            "tags": [
              "mailing-list",
              "x_transferred"
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            "url": "http://www.openwall.com/lists/oss-security/2016/10/19/3"
          },
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            "tags": [
              "x_transferred"
            ],
            "url": "http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/kex.c.diff?r1=1.126\u0026r2=1.127\u0026f=h"
          },
          {
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              "x_transferred"
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              "privilegesRequired": "NONE",
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              "userInteraction": "NONE",
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            }
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            ]
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        ],
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          "tags": [
            "vdb-entry"
          ],
          "url": "http://www.securityfocus.com/bid/93776"
        },
        {
          "name": "[oss-security] 20161020 Re: Re: CVE Request: OpenSSH: Memory exhaustion issue found in OpenSSH",
          "tags": [
            "mailing-list"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2016/10/20/1"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20180201-0001/"
        },
        {
          "name": "[oss-security] 20161019 CVE Request: OpenSSH: Memory exhaustion issue found in OpenSSH",
          "tags": [
            "mailing-list"
          ],
          "url": "http://www.openwall.com/lists/oss-security/2016/10/19/3"
        },
        {
          "url": "http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/kex.c.diff?r1=1.126\u0026r2=1.127\u0026f=h"
        },
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        },
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        }
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  },
  "dataType": "CVE_RECORD",
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}

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.

Detection rules are retrieved from Rulezet.

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.

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.

Action not permitted

SUSE-SU-2017:1661-1

CVE-2016-10009 (GCVE-0-2016-10009)

CVE-2016-10011 (GCVE-0-2016-10011)

CVE-2016-8858 (GCVE-0-2016-8858)

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Sightings

Nomenclature

Related by attack behaviour