CVE-2015-4285 describes a denial-of-service vulnerability in Cisco IOS XR on ASR9k devices, specifically versions 5.1.2, 5.1.3, 5.2.1, and 5.2.2. The flaw lies in the Local Packet Transport Services (LPTS) implementation, which incorrectly handles TCP and UDP port openings for flow base entries. This allows an unauthenticated remote attacker to cause resource exhaustion by continuously sending traffic to these ports. The vulnerability has a CVSS score of 5.0 (medium severity) due to its low attack complexity and potential for partial availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.1.2CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:5.1.2:*:*:*:*:*:*:* | ||
5.1.3CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:5.1.3:*:*:*:*:*:*:* | ||
5.2.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:5.2.1:*:*:*:*:*:*:* | ||
5.2.2CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:5.2.2:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
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The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.