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CVE Record

CVE-2011-2597: The Lucent/Ascend file parser in Wireshark 1.2.x before 1.2.18, 1.4.x through 1.4.7, and 1.6.0 allows remot...

The Lucent/Ascend file parser in Wireshark 1.2.x before 1.2.18, 1.4.x through 1.4.7, and 1.6.0 allows remote attackers to cause a denial of service (infinite loop) via malformed packets.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

This vulnerability can make vulnerable Wireshark versions hang when processing malformed Lucent/Ascend traffic data. The business impact is availability loss for analysts and monitoring workflows, not confirmed system takeover. It matters most where old Wireshark builds are still used on analyst workstations or shared packet-analysis systems. Exposure is likely limited to systems running the affected Wireshark versions that parse Lucent/Ascend captures or related malformed packet data. Modern supported installations are unlikely to be exposed, but legacy forensic images, lab hosts, and distribution-packaged builds should be checked. Prioritize as a legacy hygiene fix. It is not KEV-listed and the known impact is denial of service, but vulnerable packet-analysis tools can interrupt investigations and create avoidable operational risk. Mitigation focus: Upgrade Wireshark outside the affected version ranges.; Check Wireshark and OS vendor advisories for the correct fixed package.; Retire legacy Wireshark 1.2, 1.4, and 1.6.0 installations..

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Potential ATT&CK relevance

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

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