CVE-2016-2570
HighSummary
The Edge Side Includes (ESI) parser in Squid 3.x before 3.5.15 and 4.x before 4.0.7 does not check buffer limits during XML parsing, which can lead to a denial of service.
Risk Assessment
Remote HTTP servers can exploit this vulnerability to cause a denial of service, resulting in daemon exit.
Recommendation
It is recommended to upgrade Squid to version 3.5.15 or 4.0.7 to mitigate this vulnerability.
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Original NVD description (English source)
The Edge Side Includes (ESI) parser in Squid 3.x before 3.5.15 and 4.x before 4.0.7 does not check buffer limits during XML parsing, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a crafted XML document, related to esi/CustomParser.cc and esi/CustomParser.h.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS