Security readout for executives and security teams
CVE-2017-12163 is a Samba SMB1 information leak. A malicious authenticated client on an adjacent network could cause pieces of server memory to be written to a share or shared printer. The attacker cannot choose the exact memory region, but leaked data may still expose sensitive information. Exposure is most likely on legacy Samba servers or appliances that still provide SMB1 file or printer sharing and have not received 2017 vendor security updates. Internet-scale exposure is not indicated by the supplied sources. Treat this as a moderate hygiene and sensitive-data exposure issue. It is not cited as actively exploited, but unpatched SMB1 Samba services deserve priority because memory disclosure can undermine confidentiality controls. Mitigation focus: Upgrade Samba to the fixed branch version or later.; Apply vendor security updates from affected appliance or OS providers.; Review whether SMB1 can be disabled under vendor guidance..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CWE-200: Information exposure and cloud metadata lookup
Information exposure and SSRF weaknesses can make discovery, cloud metadata, and credential material review relevant. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2017-12163 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 4.1 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
CNA and ADP enrichment extracted from CVE v5
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CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N1.52.5Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
4.1MediumVector: CVSS:3.0/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03775en_usCVE reference · x_refsource_CONFIRM
- https://security.netapp.com/advisory/ntap-20170921-0001/CVE reference · x_refsource_CONFIRM
- RHSA-2017:2790CVE reference · vendor-advisory, x_refsource_REDHAT
- https://www.samba.org/samba/security/CVE-2017-12163.htmlCVE reference · x_refsource_CONFIRM
- https://www.synology.com/support/security/Synology_SA_17_57_SambaCVE reference · x_refsource_CONFIRM
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03817en_usCVE reference · x_refsource_CONFIRM
- DSA-3983CVE reference · vendor-advisory, x_refsource_DEBIAN
- RHSA-2017:2858CVE reference · vendor-advisory, x_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12163CVE reference · x_refsource_CONFIRM
- RHSA-2017:2789CVE reference · vendor-advisory, x_refsource_REDHAT
- RHSA-2017:2791CVE reference · vendor-advisory, x_refsource_REDHAT
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Exposure of Sensitive Information to an Unauthorized Actor
Exposure of Sensitive Information to an Unauthorized Actor represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.