Security readout for executives and security teams
Plain-English summary
Apache Sling Authentication Service 1.4.0 has a redirect validation flaw in its login flow. A victim can be tricked through the Sling login form into sending credentials where they should not go. The source bundle does not provide CVSS, confirmed exploitation, or a fixed version.
Executive priority
Treat as a focused credential-risk cleanup. It is not supported by known active exploitation evidence here, but affected internet-facing login surfaces should be remediated promptly because credentials are business-critical.
Technical view
The issue is in org.apache.sling.auth.core.AuthUtil#isRedirectValid in Apache Sling Authentication Service 1.4.0. The CVE description ties exploitation to the Sling login form and credential capture. Available sources do not name a CWE, patch level, exploit maturity, or detailed affected configuration.
Likely exposure
Exposure is limited to environments running Apache Sling Authentication Service 1.4.0, especially where the Sling login form is reachable by users. Products embedding Sling may need dependency-level review.
Exploitation context
The source describes attacker-induced credential disclosure through the login form. CISA KEV status is false in the bundle, and no cited source confirms active exploitation. Evidence is too limited to claim public exploitation or weaponized exploit availability.
Researcher notes
The public bundle is sparse: no CVSS, CWE, patch version, or exploit detail is provided. Analysis should stay anchored to Apache Sling Authentication Service 1.4.0 and AuthUtil#isRedirectValid until vendor advisories clarify scope.
Mitigation direction
- Inventory Apache Sling Authentication Service versions in applications and platforms.
- Check Apache Sling guidance for the fixed or recommended replacement version.
- Prioritize moving away from Authentication Service 1.4.0 where found.
- Restrict access to Sling login surfaces where business operations allow.
- Warn users against following unexpected login links until remediation is complete.
Validation and detection
- Confirm whether Apache Sling Authentication Service 1.4.0 is present.
- Identify all externally reachable Sling login forms.
- Review dependency manifests, bundles, and platform vendor bills of materials.
- Check vendor advisories for the approved remediation target.
- Review authentication logs for suspicious login referrals or unusual credential prompts.
Public sources used
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
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2017-15700 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- [dev] 20171218 CVE-2017-15700 - Apache Sling Authentication Service vulnerabilityCVE reference · mailing-list, x_refsource_MLIST
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.