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CVE-2019-18934
Unbound 1.6.4 through 1.9.4 contain a vulnerability in the ipsec module that can cause shell code execution after receiving a specially…
High7.3EPSS 3.2%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Unbound 1.6.4 through 1.9.4 contain a vulnerability in the ipsec module that can cause shell code execution after receiving a specially crafted answer. This issue can only be triggered if unbound was compiled with `--enable-ipsecmod` support, and ipsecmod is enabled and used in the configuration.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
- EPSS (exploitation in 30 days)
- 3.2% · top 12% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.3.
Weakness
Affected products
n/a
- affected n/a
References (7)
- [oss-security] 20191119 CVE-2019-18934 Unbound: Vulnerability in IPSEC module (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://www.nlnetlabs.nl/downloads/unbound/CVE-2019-18934.txt (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/NLnetLabs/unbound/blob/release-1.9.5/doc/Changelog (opens in a new tab)x_refsource_MISCx_transferred
- https://www.nlnetlabs.nl/news/2019/Nov/19/unbound-1.9.5-released/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2019-a29e620cd4 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- openSUSE-SU-2020:0912 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- openSUSE-SU-2020:0913 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2019-18934)Record last updated .