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CVE-2011-1922
daemon/worker.c in Unbound 1.x before 1.4.10, when debugging functionality and the interface-automatic option are enabled, allows remote…
Medium4.3EPSS 7.1%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
daemon/worker.c in Unbound 1.x before 1.4.10, when debugging functionality and the interface-automatic option are enabled, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a crafted DNS request that triggers improper error handling.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 7.1% · top 5.8% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
Affected products
n/a
- affected n/a
References (7)
- FEDORA-2011-7555 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 47986 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 44865 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 72750 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- VU#531342 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- unbound-dns-dos(67645) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://unbound.nlnetlabs.nl/downloads/CVE-2011-1922.txt (opens in a new tab)x_refsource_CONFIRMx_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)
Record last updated .