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.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

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

Configurations

Configuration 1 (hide)

cpe:2.3:a:infradead:openconnect:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*

Information

Published : 2019-09-17 05:15

Updated : 2020-10-07 16:15

NVD link : CVE-2019-16239

Mitre link : CVE-2019-16239

JSON object : View

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Products Affected

fedoraproject

fedora

infradead

openconnect

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