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CVE Record

CVE-2015-4285: The Local Packet Transport Services (LPTS) implementation in Cisco IOS XR 5.1.2, 5.1.3, 5.2.1, and 5.2.2 on...

The Local Packet Transport Services (LPTS) implementation in Cisco IOS XR 5.1.2, 5.1.3, 5.2.1, and 5.2.2 on ASR9k devices makes incorrect decisions about the opening of TCP and UDP ports during the processing of flow base entries, which allows remote attackers to cause a denial of service (resource consumption) by sending traffic to these ports continuously, aka Bug ID CSCur88273.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2015-4285 is a denial-of-service risk in Cisco IOS XR on ASR9k routers. A remote attacker could keep sending traffic to ports that LPTS incorrectly opens, consuming resources and potentially disrupting routing infrastructure. The provided sources do not include CVSS, severity, or patch details. Exposure appears limited to Cisco ASR9k devices running IOS XR 5.1.2, 5.1.3, 5.2.1, or 5.2.2. The bundle lists no CPEs and no other affected products, so do not broaden scope without vendor confirmation. Prioritize if affected ASR9k routers support critical, customer-facing, or internet-edge connectivity. Business risk is service disruption, not data theft, based on the provided evidence. Urgency should be driven by exposure and operational dependency until Cisco fix guidance is confirmed. Mitigation focus: Check Cisco advisory guidance for fixed releases or workarounds.; Inventory ASR9k routers and identify listed IOS XR versions.; Prioritize upgrade planning for internet-facing or critical routing devices..

Prepared

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

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

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
1Source links

CVSS and timeline data

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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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