CVE-2017-6967 - Vulnerability Details - OpenCVE

Description

xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location, leading to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass.

Published: 2017-03-17

Score: 7.3 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:neutrinolabs:xrdp:0.9.1:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
Debian DLA	DLA-872-1	xrdp security update
EUVD	EUVD-2017-16005	xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location, leading to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass.
Ubuntu USN	USN-4815-1	xrdp vulnerabilities

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00182.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742
https://github.com/neutrinolabs/xrdp/issues/350
https://github.com/neutrinolabs/xrdp/pull/694

History

No history.

Subscriptions

Neutrinolabs Xrdp

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2017-03-17T08:55:00.000Z

Updated: 2024-08-05T15:49:02.350Z

Reserved: 2017-03-17T00:00:00.000Z

Link: CVE-2017-6967

Vulnrichment

No data.

NVD

Status : Modified

Published: 2017-03-17T09:59:00.413

Modified: 2026-05-13T00:24:29.033

Link: CVE-2017-6967

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-287

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2017-03-17T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location, leading to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-03-17T08:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/neutrinolabs/xrdp/issues/350"}, {"tags": ["x_refsource_MISC"], "url": "https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/neutrinolabs/xrdp/pull/694"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2017-6967", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location, leading to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://github.com/neutrinolabs/xrdp/issues/350", "refsource": "MISC", "url": "https://github.com/neutrinolabs/xrdp/issues/350"}, {"name": "https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742", "refsource": "MISC", "url": "https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742"}, {"name": "https://github.com/neutrinolabs/xrdp/pull/694", "refsource": "MISC", "url": "https://github.com/neutrinolabs/xrdp/pull/694"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T15:49:02.350Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/neutrinolabs/xrdp/issues/350"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/neutrinolabs/xrdp/pull/694"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2017-6967", "datePublished": "2017-03-17T08:55:00.000Z", "dateReserved": "2017-03-17T00:00:00.000Z", "dateUpdated": "2024-08-05T15:49:02.350Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:neutrinolabs:xrdp:0.9.1:*:*:*:*:*:*:*", "matchCriteriaId": "C354523C-8737-4E49-9834-65420CE9CB9A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location, leading to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass."}, {"lang": "es", "value": "Xrdp 0.9.1 llama a la funci\u00f3n PAM auth_start_session() en una ubicaci\u00f3n incorrecta, lo que conduce a que los m\u00f3dulos de sesi\u00f3n PAM no se inicialicen correctamente, con una potencial consecuencia de configuraciones incorrectas o elevaci\u00f3n de privilegios, tambi\u00e9n conocido como pam_limits.so bypass."}], "id": "CVE-2017-6967", "lastModified": "2026-05-13T00:24:29.033", "metrics": {"cvssMetricV2": [{"acInsufInfo": true, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-03-17T09:59:00.413", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/neutrinolabs/xrdp/issues/350"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/neutrinolabs/xrdp/pull/694"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/neutrinolabs/xrdp/issues/350"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/neutrinolabs/xrdp/pull/694"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "nvd@nist.gov", "type": "Primary"}]}