VulnerabilityModified
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.
CRITICAL 9.8EPSS 3.45%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.45% probability · 88th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- infradead/openconnect · fedoraproject/fedora · debian/debian linux · canonical/ubuntu linux · opensuse/leap
- Source
- cve@mitre.org
References
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.