CVE-2026-33599
| Summary |
A rogue backend can send a crafted SVCB response to a Discovery of Designated Resolvers request, when requested via either the autoUpgrade (Lua) option to newServer or auto_upgrade (YAML) settings. DDR upgrade is not enabled by default.
|
| Publication Date |
April 22, 2026, 11:16 p.m. |
| Registration Date |
April 25, 2026, 4:05 a.m. |
| Last Update |
April 25, 2026, 3:52 a.m. |
|
CVSS3.1 : HIGH
|
| スコア |
8.1
|
| Vector |
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
| 攻撃元区分(AV) |
隣接 |
| 攻撃条件の複雑さ(AC) |
低 |
| 攻撃に必要な特権レベル(PR) |
不要 |
| 利用者の関与(UI) |
不要 |
| 影響の想定範囲(S) |
変更なし |
| 機密性への影響(C) |
高 |
| 完全性への影響(I) |
なし |
| 可用性への影響(A) |
高 |
Affected software configurations
| Configuration1 |
or higher |
or less |
more than |
less than |
| cpe:2.3:a:powerdns:dnsdist:*:*:*:*:*:*:*:* |
1.9.0 |
|
|
1.9.13 |
| cpe:2.3:a:powerdns:dnsdist:*:*:*:*:*:*:*:* |
2.0.0 |
|
|
2.0.4 |
Related information, measures and tools
Common Vulnerabilities List