uhttpd in OpenWrt through 18.06.5 and 19.x through 19.07.0-rc2 has an integer signedness error. This leads to out-of-bounds access to a heap buffer and a subsequent crash. It can be triggered with an HTTP POST request to a CGI script, specifying both "Transfer-Encoding: chunked" and a large negative Content-Length value.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-03-16T17:17:19

Updated: 2024-08-05T02:32:09.964Z

Reserved: 2019-12-23T00:00:00

Link: CVE-2019-19945

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-03-16T18:15:12.213

Modified: 2024-11-21T04:35:42.850

Link: CVE-2019-19945

cve-icon Redhat

No data.