CVE catalog
CVE-2019-16239
openconnect: CVE-2019-16239
- Severity
- Medium · CVSS 6.3
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 3.45% · Oct 25, 2026
process_http_response in OpenConnect before 8.05 has a Buffer Overflow when a malicious server uses HTTP chunked encoding with crafted chunk sizes.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | openconnect | sid | 9.21-5 | fixed |
| Debian | openconnect | forky | 9.21-5 | fixed |
| Debian | openconnect | trixie | 9.12-3+deb13u2 | fixed |
| Debian | openconnect | bookworm | 9.01-3 | fixed |
| Ubuntu | openconnect | 18.04 | 7.08-1 | vulnerable |
| Ubuntu | openconnect | 18.04 | 7.08-2 | vulnerable |
| Ubuntu | openconnect | 18.04 | 7.08-3 | vulnerable |
| Ubuntu | openconnect | 18.04 | 7.08-3ubuntu0.18.04.1 | vulnerable |
| Ubuntu | openconnect | 18.04 | 7.08-3ubuntu0.18.04.2 | fixed |
| Ubuntu | openconnect | 18.04 | 7.08-1 | vulnerable |
| Ubuntu | openconnect | 18.04 | 7.08-2 | vulnerable |
| Ubuntu | openconnect | 18.04 | 7.08-3 | vulnerable |
| Ubuntu | openconnect | 18.04 | 7.08-3ubuntu0.18.04.1 | vulnerable |
| Ubuntu | openconnect | 18.04 | 7.08-3ubuntu0.18.04.2 | fixed |
| Suse | openconnect | linux enterprise workstation extension 12 sp5 | 7.08-3.4.1 | fixed |
| Opensuse | openconnect | leap 15.0 | 7.08-lp150.5.3.1 | fixed |
| Suse | openconnect | linux enterprise desktop 12 sp4 | 7.08-3.4.1 | fixed |
| Suse | openconnect | linux enterprise workstation extension 12 sp4 | 7.08-3.4.1 | fixed |
| Suse | openconnect | linux enterprise workstation extension 15 | 7.08-6.3.1 | fixed |
| Suse | openconnect | linux enterprise workstation extension 15 sp1 | 7.08-6.3.1 | fixed |
| Opensuse | openconnect | leap 15.1 | 7.08-lp151.6.3.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | openconnect | source | sid | 8.02-1.1 | not yet assigned | Not reported | [940871] |
| Debian | openconnect | source | forky | 8.02-1.1 | not yet assigned | Not reported | [940871] |
| Debian | openconnect | source | trixie | 8.02-1.1 | not yet assigned | Not reported | [940871] |
| Debian | openconnect | source | bookworm | 8.02-1.1 | not yet assigned | Not reported | [940871] |
| Ubuntu | openconnect | deb | 18.04 | 7.08-3ubuntu0.18.04.2 | Not reported | UBUNTU-CVE-2019-16239 | Not reported |
| Ubuntu | openconnect | deb | 18.04 | 7.08-3ubuntu0.18.04.2 | Not reported | USN-4565-1 | Not reported |
| Suse | openconnect | rpm | linux enterprise workstation extension 12 sp5 | 7.08-3.4.1 | Not reported | SUSE-SU-2019:2744-2 | Not reported |
| Opensuse | openconnect | rpm | leap 15.0 | 7.08-lp150.5.3.1 | Not reported | OPENSUSE-SU-2019:2388-1 | Not reported |
| Suse | openconnect | rpm | linux enterprise desktop 12 sp4 | 7.08-3.4.1 | Not reported | SUSE-SU-2019:2744-1 | Not reported |
| Suse | openconnect | rpm | linux enterprise workstation extension 12 sp4 | 7.08-3.4.1 | Not reported | SUSE-SU-2019:2744-1 | Not reported |
| Suse | openconnect | rpm | linux enterprise workstation extension 15 | 7.08-6.3.1 | Not reported | SUSE-SU-2019:2737-1 | Not reported |
| Suse | openconnect | rpm | linux enterprise workstation extension 15 sp1 | 7.08-6.3.1 | Not reported | SUSE-SU-2019:2737-1 | Not reported |
| Opensuse | openconnect | rpm | leap 15.1 | 7.08-lp151.6.3.1 | Not reported | OPENSUSE-SU-2019:2385-1 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libopenconnect5]Fixed
Source package: [openconnect]
Details (2)
9.01-3· amd64 · bookwormFixed · Fixed:
8.02-1.1dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12
9.01-3· arm64 · bookwormFixed · Fixed:
8.02-1.1dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12
- [libopenconnect-dev]Fixed
Source package: [openconnect]
Details (2)
9.01-3· amd64 · bookwormFixed · Fixed:
8.02-1.1dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12
9.01-3· arm64 · bookwormFixed · Fixed:
8.02-1.1dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12
- [openconnect]Fixed
Details (2)
9.01-3· amd64 · bookwormFixed · Fixed:
8.02-1.1dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12
9.01-3· arm64 · bookwormFixed · Fixed:
8.02-1.1dsa · openconnect · debian · bookworm; dsa · openconnect · debian · 12
[Debian 13 (Trixie)]
- [libopenconnect5]Fixed
Source package: [openconnect]
Details (2)
9.12-3+deb13u2· amd64 · trixieFixed · Fixed:
8.02-1.1dsa · openconnect · debian · 13
9.12-3+deb13u2· arm64 · trixieFixed · Fixed:
8.02-1.1dsa · openconnect · debian · 13
- [libopenconnect-dev]Fixed
Source package: [openconnect]
Details (2)
9.12-3+deb13u2· amd64 · trixieFixed · Fixed:
8.02-1.1dsa · openconnect · debian · 13
9.12-3+deb13u2· arm64 · trixieFixed · Fixed:
8.02-1.1dsa · openconnect · debian · 13
- [openconnect]Fixed
Details (2)
9.12-3+deb13u2· amd64 · trixieFixed · Fixed:
8.02-1.1dsa · openconnect · debian · 13
9.12-3+deb13u2· arm64 · trixieFixed · Fixed:
8.02-1.1dsa · openconnect · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2019_2737-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2019-16239]
- [https://osv.dev/vulnerability/DLA-1945-1]
- [https://osv.dev/vulnerability/DSA-4607-1]
- [https://osv.dev/vulnerability/SUSE-SU-2019:2737-1]
- [https://osv.dev/vulnerability/SUSE-SU-2019:2744-1]
- [https://osv.dev/vulnerability/SUSE-SU-2019:2744-2]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2019-16239]
- [https://osv.dev/vulnerability/USN-4565-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2019:2385-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2019:2388-1]
- [https://security-tracker.debian.org/tracker/CVE-2019-16239]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]