VDB
DEBIAN-CVE-2023-23009
DEBIAN-CVE-2023-23009
PUBLISHED
CVSS 6.5 MEDIUM
Record from OSV · Published February 21, 2023
Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| libreswan | Debian:12 | 4.9-2 |
| libreswan | Debian:14 | 4.9-2 |
| libreswan | Debian:13 | 4.9-2 |
Risk scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | libreswan | 0 |
| Debian:14 | libreswan | 0 |
| Debian:13 | libreswan | 0 |
Timeline
- Feb 21, 2023 CVE Published
- Oct 26, 2026 CVE Updated
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln DEBIAN-CVE-2023-23009
vulnetix vdb fixes DEBIAN-CVE-2023-23009Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
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