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CVE-2011-0454

Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through...

8.3 High

Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through 1.61, SEIL/B1 with firmware 1.00 through 3.11, SEIL/X1 with firmware 1.00 through 3.11, SEIL/X2 with firmware 1.00 through 3.11, SEIL/Turbo with firmware 1.80 through 2.10, and SEIL/neu 2FE Plus with firmware 1.80 through 2.10 might allow remote attackers to execute arbitrary code via a PPPoE packet.

Exploit likelihood

2.61%Down 5.2 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 8.3

Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through 1.61, SEIL/B1 with firmware 1.00 through 3.11, SEIL/X1 with firmware 1.00 through 3.11, SEIL/X2 with firmware 1.00 through 3.11, SEIL/Turbo with firmware 1.80 through 2.10, and SEIL/neu 2FE Plus with firmware 1.80 through 2.10 might allow remote attackers to execute arbitrary code via a PPPoE packet.

Record
CVE-2011-0454
CVSS 2.0
8.3 HighAV:A/AC:L/Au:N/C:C/I:C/A:C
Weakness
CWE-119
Updated
2026-11-02
CVE List No score

Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through 1.61, SEIL/B1 with firmware 1.00 through 3.11, SEIL/X1 with firmware 1.00 through 3.11, SEIL/X2 with firmware 1.00 through 3.11, SEIL/Turbo with firmware 1.80 through 2.10, and SEIL/neu 2FE Plus with firmware 1.80 through 2.10 might allow remote attackers to execute arbitrary code via a PPPoE packet.

Record
CVE-2011-0454
Updated
2026-11-02
EUVDEUVD-2011-0474 No score

Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through 1.61, SEIL/B1 with firmware 1.00 through 3.11, SEIL/X1 with firmware 1.00 through 3.11, SEIL/X2 with firmware 1.00 through 3.11, SEIL/Turbo with firmware 1.80 through 2.10, and SEIL/neu 2FE Plus with firmware 1.80 through 2.10 might allow remote attackers to execute arbitrary code via a PPPoE packet.

Record
EUVD-2011-0474
Updated
2026-11-03
GitHub AdvisoriesGHSA-cgmc-f9pw-cxc9 No score

Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through...

Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through 1.61, SEIL/B1 with firmware 1.00 through 3.11, SEIL/X1 with firmware 1.00 through 3.11, SEIL/X2 with firmware 1.00 through 3.11, SEIL/Turbo with firmware 1.80 through 2.10, and SEIL/neu 2FE Plus with firmware 1.80 through 2.10 might allow remote attackers to execute arbitrary code via a PPPoE packet.

Record
GHSA-cgmc-f9pw-cxc9
Weakness
CWE-119
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-0454 is a high vulnerability (CVSS 8.3) in Iij Seil\/b1, published March 1, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.61%, the 85th percentile. No source names a fixed version.

References

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