Unspecified vulnerability in Cisco Intrusion Prevention System (IPS) 5.x before 5.1(8)E2 and 6.x before 6.0(5)E2, when inline mode and jumbo
Unspecified vulnerability in Cisco Intrusion Prevention System (IPS) 5.x before 5.1(8)E2 and 6.x before 6.0(5)E2, when inline mode and jumbo Ethernet support are enabled, allows remote attackers to cause a denial of service (panic), and possibly bypass intended restrictions on network traffic, via a "specific series of jumbo Ethernet frames."
- Published
- Jun 18, 2008
- Updated
- Jun 16, 2026
- EPSS
- 1.7% · 76th percentile
- CWE
- CWE-16
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Report tools
Action score
32
Monitor
Low priority for now.
- CVSS
- 31 / 40 · 7.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 1.7%
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| cisco | intrusion prevention system | cpe:2.3:a:cisco:intrusion_prevention_system |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- cisco intrusion prevention system5.1
- cisco intrusion prevention system6.0
Same product
cisco: all recordsOther highest-scoring records for the same primary product.
- CVE-2013-3411The IDSM-2 drivers in Cisco Intrusion Prevention System (IPS) Software on Cisco Catalyst 6500 devices with an IDSM-2 module allow remote att31Monitor
- CVE-2013-3410Cisco Intrusion Prevention System (IPS) Software on IPS NME devices before 7.0(9)E4 allows remote attackers to cause a denial of service (de31Monitor
- CVE-2015-0654Race condition in the TLS implementation in MainApp in the management interface in Cisco Intrusion Prevention System (IPS) Software before 728Monitor
- CVE-2014-3406Race condition in the IP logging feature in Cisco Intrusion Prevention System (IPS) Software 7.1(7)E4 and earlier allows remote attackers to28Monitor
- CVE-2014-2103Cisco Intrusion Prevention System (IPS) Software allows remote attackers to cause a denial of service (MainApp process outage) via malformed27Monitor
- CVE-2014-3402The authentication-manager process in the web framework in Cisco Intrusion Prevention System (IPS) 7.0(8)E4 and earlier in Cisco Intrusion D20Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
If successful
- Confidentiality
- P · data can be read
- Integrity
- none
- Availability
- C · the service can be disrupted
- Attack complexity
- M
- Confidentiality impact
- P
- Integrity impact
- None
- Availability impact
- C
Weakness class (CWE)
CWE-16 · ConfigurationCVSS vector
AV:N/AC:M/Au:N/C:P/I:N/A:C
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- secunia.com/advisories/30767
- www.cisco.com/en/US/products/products_security_advisory09186a00809b3842.shtml
- www.securityfocus.com/bid/29791
- www.securitytracker.com/id?1020326
- www.vupen.com/english/advisories/2008/1872/references
- exchange.xforce.ibmcloud.com/vulnerabilities/43166
Vendor advisories and official records. Exploit/PoC links are deliberately left out.