The Service Location Protocol (SLP, RFC 2608) allows an unauthenticated, remote attacker to register arbitrary services. This could allow the attacker to use spoofed UDP traffic to conduct a denial-of-service attack with a significant amplification factor.
総合評価: CVE-2023-29552 は在野悪用が確認された重大脅威(84.7/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 65.87%、99 パーセンタイル) 根拠: CISA KEV に登録(追加日 2023-11-08)。IETF / Service Location Protocol (SLP) が対象で、悪用が確認されています。未認証でリモート管理権限を奪取されるリスクが極めて高い。 推奨対応: CISA の対応期限を過ぎています。緊急のパッチ適用を最優先に検討してください。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
: Service Location Protocol (SLP) Denial-of-Service Vulnerability · CISA KEV の詳細
: 2023-11-08
: 2023-11-29
: Apply mitigations per vendor instructions or disable SLP service or port 427/UDP on all systems running on untrusted networks, including those directly connected to the Internet.
| EDB-ID | ソース | 種別 | 公開 | リンク |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置(高いほど相対的に深刻)を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ(新 − 旧) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 92.14% | 65.87% | -26.27% |
| 2 | 2026-05-22 | 91.87% | 92.14% | +0.27% |
| 3 | 2026-04-26 | — | 91.87% | — |
EPSS の全履歴 (全 33 件)
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2023-29552 |
suse
|
high | CVE-2023-29552 severity important: SUSE including 4 source package names (openslp, openslp-32bit, openslp-devel, openslp-server), 107 product×package rows across 38 product lines (SUSE CaaS Platform 4.0, SUSE Enterprise Storage 7, … (38 product lines)): Will Not Fix 107. | https://www.suse.com/security/cve/CVE-2023-29552/ |
ubuntu
|
high | CVE-2023-29552 high priority: Ubuntu including 1 source packages (openslp-dfsg), 11 status rows across 11 suites (bionic, focal, jammy, kinetic, lunar, mantic, noble, oracular, trusty, upstream, xenial): DNE 8, ignored 2, needs-triage 1. | https://ubuntu.com/security/CVE-2023-29552 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| netapp | smi-s_provider | — | cpe:2.3:a:netapp:smi-s_provider:-:*:*:*:*:*:*:* |
| suse | manager_server | — | cpe:2.3:a:suse:manager_server:-:*:*:*:*:*:*:* |
| suse | linux_enterprise_server | 11 | cpe:2.3:o:suse:linux_enterprise_server:11:-:*:*:*:*:*:* |
| suse | linux_enterprise_server | 12 | cpe:2.3:o:suse:linux_enterprise_server:12:-:*:*:*:*:*:* |
| suse | linux_enterprise_server | 12 | cpe:2.3:o:suse:linux_enterprise_server:12:-:*:*:*:sap:*:* |
| suse | linux_enterprise_server | 15 | cpe:2.3:o:suse:linux_enterprise_server:15:*:*:*:*:-:*:* |
| suse | linux_enterprise_server | 15 | cpe:2.3:o:suse:linux_enterprise_server:15:*:*:*:*:sap:*:* |
| vmware | esxi | < 7.0 | cpe:2.3:o:vmware:esxi:*:*:*:*:*:*:*:* |
| service_location_protocol_project | service_location_protocol | — | cpe:2.3:a:service_location_protocol_project:service_location_protocol:-:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| https://blogs.vmware.com/security/2023/04/vmware-response-to-cve-2023-29552-reflective-denial-of-service-dos-amplification-vulnerability-in-slp.html | Third Party Advisory |
| https://curesec.com/blog/article/CVE-2023-29552-Service-Location-Protocol-Denial-of-Service-Amplification-Attack-212.html | Exploit Third Party Advisory |
| https://datatracker.ietf.org/doc/html/rfc2608 | Technical Description |
| https://github.com/curesec/slpload | Product |
| https://security.netapp.com/advisory/ntap-20230426-0001/ | Third Party Advisory |
| https://www.bitsight.com/blog/new-high-severity-vulnerability-cve-2023-29552-discovered-service-location-protocol-slp | Exploit Third Party Advisory |
| https://www.cisa.gov/news-events/alerts/2023/04/25/abuse-service-location-protocol-may-lead-dos-attacks | Third Party Advisory US Government Resource |
| https://www.suse.com/support/kb/doc/?id=000021051 | Third Party Advisory |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-29552 | US Government Resource |