CVE-2019-16239

process_http_response in OpenConnect before 8.05 has a Buffer Overflow when a malicious server uses HTTP chunked encoding with crafted chunk sizes.

• CWE-120

• http://lists.infradead.org/pipermail/openconnect-devel/2019-September/005412.htmlBroken Link
• http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00060.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00061.htmlMailing List, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2019/10/msg00003.htmlMailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FX56KYWC7X4ETV4P6HGJC7GZUEBITBBS/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HDMZGNBLZZKAGBI2PNXYWWKLD2LXKFH6/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WI7ZENFAWCHF2RU4NHPL2CU4WGZ4BNDJ/
• https://seclists.org/bugtraq/2020/Jan/31Mailing List, Third Party Advisory
• https://t2.fi/schedule/2019/Not Applicable
• https://usn.ubuntu.com/4565-1/Third Party Advisory
• https://www.debian.org/security/2020/dsa-4607Third Party Advisory
• http://lists.infradead.org/pipermail/openconnect-devel/2019-September/005412.htmlBroken Link
• http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00060.htmlMailing List, Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00061.htmlMailing List, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2019/10/msg00003.htmlMailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FX56KYWC7X4ETV4P6HGJC7GZUEBITBBS/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HDMZGNBLZZKAGBI2PNXYWWKLD2LXKFH6/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WI7ZENFAWCHF2RU4NHPL2CU4WGZ4BNDJ/
• https://seclists.org/bugtraq/2020/Jan/31Mailing List, Third Party Advisory
• https://t2.fi/schedule/2019/Not Applicable
• https://usn.ubuntu.com/4565-1/Third Party Advisory
• https://www.debian.org/security/2020/dsa-4607Third Party Advisory

Published

Sep 17, 2019

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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