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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…
Critical9.8EPSS 3.4%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 3.4% · top 11% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
References (11)
- https://t2.fi/schedule/2019/ (opens in a new tab)x_refsource_MISCx_transferred
- FEDORA-2019-6969467639 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- http://lists.infradead.org/pipermail/openconnect-devel/2019-September/005412.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2019-1caffa01f2 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2019-4c0d6e1784 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- [debian-lts-announce] 20191004 [SECURITY] [DLA 1945-1] openconnect security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- openSUSE-SU-2019:2385 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- openSUSE-SU-2019:2388 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- DSA-4607 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 20200120 [SECURITY] [DSA 4607-1] openconnect security update (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- USN-4565-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2019-16239)Record last updated .