CVE-2012-0382

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-05-04. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 4%CVSS: 7.5Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

The Multicast Source Discovery Protocol (MSDP) implementation in Cisco IOS 12.0, 12.2 through 12.4, and 15.0 through 15.2 and IOS XE 2.1.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.1S and 3.1.xSG and 3.2.xSG before 3.2.2SG allows remote attackers to cause a denial of service (device reload) via encapsulated IGMP data in an MSDP packet, aka Bug ID CSCtr28857.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
40(Track)
EG Risk 40/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity75% × 45%
Exploitation4% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
89.0%
KEV
Not listed

Published

March 29, 2012

Last Modified

April 29, 2026

Advisory Details (5)

Auto-updated May 6, 2026
No patch confirmed yet.
generic

About Secunia Research | Flexera

http://secunia.com/advisories/48633
generic

About Secunia Research | Flexera

http://secunia.com/advisories/48630
generic

IBM X-Force Exchange

https://exchange.xforce.ibmcloud.com/vulnerabilities/74431
generic
http://www.securityfocus.com/bid/52759
generic

Cisco IOS Software Multicast Source Discovery Protocol Vulnerability

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120328-msdp

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 12× in last 7d / 38× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 102 total refreshes for this CVE.

  1. 2026-07-23 01:06 UTCEG score recompute
  2. 2026-07-23 00:10 UTCEG score recompute
  3. 2026-07-22 21:48 UTCEG score recompute
  4. 2026-07-22 14:04 UTCEPSS rescore
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  54. 2026-05-29 05:00 UTCEG score recompute
  55. 2026-05-29 05:00 UTCGHSA enrichment
  56. 2026-05-28 13:42 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2012-0382?
CVE-2012-0382 is a high vulnerability published on March 29, 2012. The Multicast Source Discovery Protocol (MSDP) implementation in Cisco IOS 12.0, 12.2 through 12.4, and 15.0 through 15.2 and IOS XE 2.1.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.1S and 3.1.xSG and 3.2.xSG before 3.2.2SG allows remote attackers to cause a denial of service (device…
When was CVE-2012-0382 disclosed?
CVE-2012-0382 was first published in the National Vulnerability Database on March 29, 2012, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2012-0382 actively exploited?
CVE-2012-0382 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 89.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2012-0382?
CVE-2012-0382 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2012-0382?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2012-0382, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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