CVE-2015-6432 describes a denial-of-service vulnerability affecting multiple versions of Cisco IOS XR (4.2.0 through 5.3.2). The flaw stems from improper restriction of Path Computation Elements (PCEs) in OSPF LSA opaque area updates, allowing remote attackers to trigger a device reload with a crafted update. With a CVSS v3 score of 7.5 (High), this vulnerability is easily exploitable over the network with low attack complexity, leading to high availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.2.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:4.2.0:*:*:*:*:*:*:* | ||
4.3.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:4.3.0:*:*:*:*:*:*:* | ||
5.0.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:5.0.0:*:*:*:*:*:*:* | ||
5.1.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:5.1.0:*:*:*:*:*:*:* | ||
5.2.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:5.2.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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