All vulnerabilities

Servers and applications

CVE-2017-7657

In Eclipse Jetty, versions 9.2.x and older, 9.3.x (all configurations), and 9.4.x (non-default configuration with RFC2616 compliance enabled), transfer-encoding chunks are handled poorly. The chunk length parsing was vulnerable to an integer overflow. Thus a large chunk size could be interpreted as a smaller chunk size and content sent as chunk body could be interpreted as a pipelined request.…

Severity
Critical 9.8
Published
26 Jun 2018
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
9.3.24, 9.4.11
Exploit chance
14% in the next 30 daysHigher than 96% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Eclipse JettyServers and applications · cpe:a:eclipse:jetty
  • Every version up to 9.2.26
  • From 9.3.0 before 9.3.24
  • From 9.4.0 before 9.4.11

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-7657
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-7657