BIG-IP DNS Cache vulnerability
CVSS Skor
7.5
EPSS İhtimal
%0.5
Risk Skoru
0.0
Yayın
5 ay önce
Etkilenen ürün ve sürüm için yayımlanan güvenlik güncellemesini uygulayın.
Envanterimdeki Etkisi
Yalnızca hesabınıza eklediğiniz kişisel ürünler değerlendirilir; kurumsal envanter burada görünmez.
Oturum kontrol ediliyor…
Zafiyet Açıklaması
DayBreach CVE AI Araştırması
CVE-2026-39458 için toplanan üretici, dağıtım, yama ve güvenlik kaynağı kayıtlarını karşılaştırıp kanıt bağlantılı bir açıklama hazırlayalım.
When a BIG-IP is configured with DNS caching (Such as a DNS profile with caching enabled, SSL Orchestrator, Advanced WAF DoS protection), undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
IMPACT — Etkilenen Ürünler ve Yazılımlar
Affected Products
The following products are affected by CVE-2026-39458 vulnerability. Even if our threat engine is aware of the exact versions of the products that are affected, the information is represented below.
| ID | VENDOR | PRODUCT | ACTION |
|---|---|---|---|
| 1 | f5 | BIG-IP | İncele |
| 2 | f5 | big-ip access policy manager | İncele |
| 3 | f5 | big-ip access policy manager | İncele |
| 4 | f5 | big-ip advanced firewall manager | İncele |
| 5 | f5 | big-ip advanced firewall manager | İncele |
| 6 | f5 | big-ip advanced web application firewall | İncele |
| 7 | f5 | big-ip advanced web application firewall | İncele |
| 8 | f5 | big-ip analytics | İncele |
| 9 | f5 | big-ip analytics | İncele |
| 10 | f5 | big-ip application acceleration manager | İncele |
| 11 | f5 | big-ip application acceleration manager | İncele |
| 12 | f5 | big-ip application security manager | İncele |
| 13 | f5 | big-ip application security manager | İncele |
| 14 | f5 | big-ip application visibility and reporting | İncele |
| 15 | f5 | big-ip application visibility and reporting | İncele |
| 16 | f5 | big-ip automation toolchain | İncele |
| 17 | f5 | big-ip automation toolchain | İncele |
| 18 | f5 | big-ip carrier-grade nat | İncele |
| 19 | f5 | big-ip carrier-grade nat | İncele |
| 20 | f5 | big-ip container ingress services | İncele |
| 21 | f5 | big-ip container ingress services | İncele |
| 22 | f5 | big-ip ddos hybrid defender | İncele |
| 23 | f5 | big-ip ddos hybrid defender | İncele |
| 24 | f5 | big-ip domain name system | İncele |
| 25 | f5 | big-ip domain name system | İncele |
| 26 | f5 | big-ip edge gateway | İncele |
| 27 | f5 | big-ip edge gateway | İncele |
| 28 | f5 | big-ip fraud protection service | İncele |
| 29 | f5 | big-ip fraud protection service | İncele |
| 30 | f5 | big-ip global traffic manager | İncele |
| 31 | f5 | big-ip global traffic manager | İncele |
| 32 | f5 | big-ip link controller | İncele |
| 33 | f5 | big-ip link controller | İncele |
| 34 | f5 | big-ip local traffic manager | İncele |
| 35 | f5 | big-ip local traffic manager | İncele |
| 36 | f5 | big-ip policy enforcement manager | İncele |
| 37 | f5 | big-ip policy enforcement manager | İncele |
| 38 | f5 | big-ip ssl orchestrator | İncele |
| 39 | f5 | big-ip ssl orchestrator | İncele |
| 40 | f5 | big-ip webaccelerator | İncele |
| 41 | f5 | big-ip webaccelerator | İncele |
| 42 | f5 | big-ip websafe | İncele |
| 43 | f5 | big-ip websafe | İncele |
| 44 | f5 | big-ip access policy manager | İncele |
| 45 | f5 | big-ip advanced firewall manager | İncele |
| 46 | f5 | big-ip advanced web application firewall | İncele |
| 47 | f5 | big-ip analytics | İncele |
| 48 | f5 | big-ip application acceleration manager | İncele |
| 49 | f5 | big-ip application security manager | İncele |
| 50 | f5 | big-ip application visibility and reporting | İncele |
| 51 | f5 | big-ip automation toolchain | İncele |
| 52 | f5 | big-ip carrier-grade nat | İncele |
| 53 | f5 | big-ip container ingress services | İncele |
| 54 | f5 | big-ip ddos hybrid defender | İncele |
| 55 | f5 | big-ip domain name system | İncele |
| 56 | f5 | big-ip edge gateway | İncele |
| 57 | f5 | big-ip fraud protection service | İncele |
| 58 | f5 | big-ip global traffic manager | İncele |
| 59 | f5 | big-ip link controller | İncele |
| 60 | f5 | big-ip local traffic manager | İncele |
| 61 | f5 | big-ip policy enforcement manager | İncele |
| 62 | f5 | big-ip ssl orchestrator | İncele |
| 63 | f5 | big-ip webaccelerator | İncele |
| 64 | f5 | big-ip websafe | İncele |
| 65 | f5 | big-ip access policy manager | İncele |
| 66 | f5 | big-ip advanced firewall manager | İncele |
| 67 | f5 | big-ip advanced web application firewall | İncele |
| 68 | f5 | big-ip analytics | İncele |
| 69 | f5 | big-ip application acceleration manager | İncele |
| 70 | f5 | big-ip application security manager | İncele |
| 71 | f5 | big-ip application visibility and reporting | İncele |
| 72 | f5 | big-ip automation toolchain | İncele |
| 73 | f5 | big-ip carrier-grade nat | İncele |
| 74 | f5 | big-ip container ingress services | İncele |
| 75 | f5 | big-ip ddos hybrid defender | İncele |
| 76 | f5 | big-ip domain name system | İncele |
| 77 | f5 | big-ip edge gateway | İncele |
| 78 | f5 | big-ip fraud protection service | İncele |
| 79 | f5 | big-ip global traffic manager | İncele |
| 80 | f5 | big-ip link controller | İncele |
| 81 | f5 | big-ip local traffic manager | İncele |
| 82 | f5 | big-ip policy enforcement manager | İncele |
| 83 | f5 | big-ip ssl orchestrator | İncele |
| 84 | f5 | big-ip webaccelerator | İncele |
| 85 | f5 | big-ip websafe | İncele |
RED HAT CSAF/VEX — Ürün Etki Kontrolü
SCORING — CVSS Çoklu Kaynak Skoru
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from various sources for each CVE.
| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| 8.7 | CVSS V40 | HIGH | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X | NVD |
| 8.7 | CVSS V4_0 | HIGH | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N | CVE CNA |
| 7.5 | CVSS V31 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD |
| 7.5 | CVSS V3_1 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CVE CNA |
Yama ve İyileştirme Rehberi (Solution)
Solution & Remediation Advisory
2 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.
Public exploit ve aktif sömürü durumu
Doğrulanmış exploit istihbaratı
Bu CVE için henüz doğrulanmış public PoC, exploit repository’si veya Metasploit modülü bulunamadı.
Zafiyet Dağılımı ve Saldırı Kalıpları (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-39458 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-39458 weaknesses.
Saldırı Vektörü ve Erişilebilirlik Karakteristiği
Resmi Kaynaklar ve Danışma Bültenleri
İlgili Benzer Açıklar
Bu açığı API ile alın
Etkilenen ürünler, sürüm aralıkları, istismar durumu ve yama bilgisi tek istekte; ücretsiz anahtarla.
curl -H "x-api-key: $DAYBREACH_API_KEY" \ "https://api.daybreach.dev/api/v1/intel/cves/CVE-2026-39458"