Security readout for executives and security teams
This flaw can let a remote attacker crash 389 Directory Server's ns-slapd service by sending a malformed LDAP bind request. The main business impact is directory authentication outage, not data theft. Prioritize systems where LDAP is exposed to untrusted networks or supports critical login flows. Exposure is limited to environments running 389-ds-base, especially Red Hat platforms covered by RHSA-2017:0893 and RHSA-2017:0920. Risk rises when LDAP is reachable by untrusted networks. The supplied data does not identify other affected products. Moderate priority. This is primarily an availability risk to directory services, so urgency depends on whether affected LDAP servers support critical authentication or are reachable by untrusted users. No provided source confirms active exploitation. Mitigation focus: Review Red Hat advisories RHSA-2017:0893 and RHSA-2017:0920 for applicable updates.; Upgrade affected 389-ds-base deployments to vendor-supported fixed releases.; Restrict LDAP access to trusted networks where business operations allow..
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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Open ATT&CK lookupCVE-2017-2668 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.5MediumVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source materials
- CVE List V5 sourceCVE List V5
- RHSA-2017:0920CVE reference · vendor-advisory, x_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2668CVE reference · x_refsource_CONFIRM
- https://pagure.io/389-ds-base/issue/49220CVE reference · x_refsource_CONFIRM
- RHSA-2017:0893CVE 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.
Improper Restriction of Operations within the Bounds of a Memory Buffer
Improper Restriction of Operations within the Bounds of a Memory Buffer represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.