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Servers and applications

CVE-2017-5660

There is a vulnerability in Apache Traffic Server (ATS) 6.2.0 and prior and 7.0.0 and prior with the Host header and line folding. This can have issues when interacting with upstream proxies and the wrong host being used.

Severity
High 8.6
Published
27 Feb 2018
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.9% in the next 30 daysHigher than 80% of CVEs. EPSS by FIRST, 11 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Apache Traffic ServerServers and applications · cpe:a:apache:traffic_server
  • Version 7.0.0
  • Version 7.0.0-rc2
  • Version 7.0.0-rc1
  • Version 7.0.0-rc0
All 9 release lines
  • Every version up to 6.2.0
  • Version 6.2.1-rc0
  • Version 6.2.1
  • Version 6.2.2-rc0
  • Version 6.2.2
  • Version 7.0.0-rc0
  • Version 7.0.0-rc1
  • Version 7.0.0-rc2
  • Version 7.0.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-5660
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-5660