Description
process_http_response in OpenConnect before 8.05 has a Buffer Overflow when a malicious server uses HTTP chunked encoding with crafted chunk sizes.
References (11)
Core 11
Core References
Not Applicable x_refsource_misc
https://t2.fi/schedule/2019/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WI7ZENFAWCHF2RU4NHPL2CU4WGZ4BNDJ/
Broken Link x_refsource_confirm
http://lists.infradead.org/pipermail/openconnect-devel/2019-September/005412.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HDMZGNBLZZKAGBI2PNXYWWKLD2LXKFH6/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FX56KYWC7X4ETV4P6HGJC7GZUEBITBBS/
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/10/msg00003.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00060.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00061.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2020/dsa-4607
Mailing List, Third Party Advisory mailing-list
x_refsource_bugtraq
https://seclists.org/bugtraq/2020/Jan/31
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/4565-1/
Scores
CVSS v3
9.8
EPSS
0.0853
EPSS Percentile
92.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-120
Status
published
Products (10)
canonical/ubuntu_linux
18.04
debian/debian_linux
8.0
debian/debian_linux
9.0
debian/debian_linux
10.0
fedoraproject/fedora
29
fedoraproject/fedora
30
fedoraproject/fedora
31
infradead/openconnect
< 8.05
opensuse/leap
15.0
opensuse/leap
15.1
Published
Sep 17, 2019
Tracked Since
Feb 18, 2026