Vulnerability in Snort
CVSS Skor
5.3
EPSS İhtimal
%1.7
Risk Skoru
0.1
Yayın
5 yıl önce
Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.
Envanterimdeki Etkisi
Yalnızca hesabınıza eklediğiniz kişisel ürünler değerlendirilir; kurumsal envanter burada görünmez.
Oturum kontrol ediliyor…
Zafiyet Açıklaması
DayBreach CVE AI Araştırması
CVE-2021-1495 için toplanan üretici, dağıtım, yama ve güvenlik kaynağı kayıtlarını karşılaştırıp kanıt bağlantılı bir açıklama hazırlayalım.
Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured file policy for HTTP. The vulnerability is due to incorrect handling of specific HTTP header parameters. An attacker could exploit this vulnerability by sending crafted HTTP packets through an affected device. A successful exploit could allow the attacker to bypass a configured file policy for HTTP packets and deliver a malicious payload.
IMPACT — Etkilenen Ürünler ve Yazılımlar
Affected Products
The following products are affected by CVE-2021-1495 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 | cisco | secure firewall threat defense | İncele |
| 2 | cisco | secure firewall threat defense | İncele |
| 3 | cisco | secure firewall threat defense | İncele |
| 4 | cisco | ios xe | İncele |
| 5 | snort | snort | İncele |
| 6 | cisco | ios xe | İncele |
| 7 | cisco | ios xe | İncele |
| 8 | cisco | 1100-4g/6g integrated services router | İncele |
| 9 | cisco | 1101 integrated services router | İncele |
| 10 | cisco | 1109 integrated services router | İncele |
| 11 | cisco | 1111x integrated services router | İncele |
| 12 | cisco | 111x integrated services router | İncele |
| 13 | cisco | 1120 integrated services router | İncele |
| 14 | cisco | 1160 integrated services router | İncele |
| 15 | cisco | 3000 integrated services router | İncele |
| 16 | cisco | 4221 integrated services router | İncele |
| 17 | cisco | 4331 integrated services router | İncele |
| 18 | cisco | 4431 integrated services router | İncele |
| 19 | cisco | 4461 integrated services router | İncele |
| 20 | cisco | c8200-1n-4t | İncele |
| 21 | cisco | c8200l-1n-4t | İncele |
| 22 | cisco | catalyst 8300-1n1s-4t2x | İncele |
| 23 | cisco | catalyst 8300-1n1s-6t | İncele |
| 24 | cisco | catalyst 8300-2n2s-4t2x | İncele |
| 25 | cisco | catalyst 8300-2n2s-6t | İncele |
| 26 | cisco | catalyst 8500l | 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 |
|---|---|---|---|---|
| 5.8 | CVSS V31 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N | NVD |
| 5.3 | CVSS V31 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N | NVD |
| 5.0 | CVSS V2 | — | AV:N/AC:L/Au:N/C:N/I:P/A:N | NVD |
Yama ve İyileştirme Rehberi (Solution)
Solution & Remediation Advisory
İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.
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-2021-1495 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-2021-1495 weaknesses.
Saldırı Vektörü ve Erişilebilirlik Karakteristiği
Resmi Kaynaklar ve Danışma Bültenleri
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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.enginteksut.com.tr/api/v1/intel/cves/CVE-2021-1495"