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CVE-2001-0929

Cisco IOS Firewall Feature set, aka Context Based Access Control (CBAC) or Cisco Secure...

7.5 High

CVE-2001-0929 is a high vulnerability (CVSS 7.5) in Cisco Ios, published November 28, 2001. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.09%, the 81st percentile. No source names a fixed version.

What does this mean?
Severity
7.5 HighCVSS 2.0, NVD
Exploit chance
2.09%EPSS, 81st percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

Cisco IOS Firewall Feature set, aka Context Based Access Control (CBAC) or Cisco Secure Integrated Software, for IOS 11.2P through 12.2T does not properly check the IP protocol type, which could allow remote attackers to bypass access control lists.

Exploit likelihood

2.09%Up 0.9 points since Feb 4, 2022
90%50%10%1%

Affected products

What each source reports

NVD Score used7.5

Cisco IOS Firewall Feature set, aka Context Based Access Control (CBAC) or Cisco Secure Integrated Software, for IOS 11.2P through 12.2T does not properly check the IP protocol type, which could allow remote attackers to bypass access control lists.

Record
CVE-2001-0929
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE ListNo score

Cisco IOS Firewall Feature set, aka Context Based Access Control (CBAC) or Cisco Secure Integrated Software, for IOS 11.2P through 12.2T does not properly check the IP protocol type, which could allow remote attackers to bypass access control lists.

Record
CVE-2001-0929
Updated
2026-11-02
EUVDEUVD-2001-0912No score

Cisco IOS Firewall Feature set, aka Context Based Access Control (CBAC) or Cisco Secure Integrated Software, for IOS 11.2P through 12.2T does not properly check the IP protocol type, which could allow remote attackers to bypass access control lists.

Record
EUVD-2001-0912
Updated
2026-11-03
GitHub AdvisoriesGHSA-c9cp-qwv7-4m5rNo score

Cisco IOS Firewall Feature set, aka Context Based Access Control (CBAC) or Cisco Secure...

Cisco IOS Firewall Feature set, aka Context Based Access Control (CBAC) or Cisco Secure Integrated Software, for IOS 11.2P through 12.2T does not properly check the IP protocol type, which could allow remote attackers to bypass access control lists.

Record
GHSA-c9cp-qwv7-4m5r
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

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

References

MoveEnter Open