KEV Entry

CVE-2009-2055

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2009-2055

2022-03-25 01:00 CET

Timestamps

2022-03-25

2022-03-25

Scope

Cisco IOS XR 3.4.0 through 3.8.1 allows remote attackers to cause a denial of service (session reset) via a BGP UPDATE message with an invalid... | Affected: Cisco / IOS XR | CVSS: 5.9 (MEDIUM) | EPSS: 0.03314 | Used in malware: unknown | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2009-2055', 'url': 'https://www.cve.org/CVERecord?id=CVE-2009-2055'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2009-2055'}

9815dd81-45d8-4d68-b77e-23875367dcdb

Previdian
caeb2787-0d58-4236-9039-7c86c3e566f3

2026-10-02 09:10 CEST

2026-10-02 09:10 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details 
{
  "added_date": "2022-03-25T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cve_id": "CVE-2009-2055",
  "cvss_estimated": false,
  "cvss_score": 5.9,
  "cvss_severity": "MEDIUM",
  "epss_percentile": 0.88166,
  "epss_score": 0.03314,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": null,
  "not_yet_in_cisa_kev": false,
  "previous_ids": [],
  "product": "IOS XR",
  "title": "Cisco IOS XR 3.4.0 through 3.8.1 allows remote attackers to cause a denial of service (session reset) via a BGP UPDATE message with an invalid...",
  "used_in_malware": "unknown",
  "vendor": "Cisco",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2009-2055"
}
 -
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