CVE-2015-0645 describes a denial-of-service vulnerability in the Layer 4 Redirect (L4R) feature of Cisco IOS XE versions 2.x and 3.x. Remote attackers can trigger a device reload by sending specially crafted IPv4 or IPv6 packets. This vulnerability has a high CVSS score of 7.8, indicating a critical impact due to the complete loss of availability, and can be exploited remotely with low attack complexity. While there is no evidence of active exploitation or public exploit code, the vulnerability has garnered some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.1s.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.1s.0:*:*:*:*:*:*:* | ||
3.1s.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.1s.1:*:*:*:*:*:*:* | ||
3.1s.2CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.1s.2:*:*:*:*:*:*:* | ||
3.1s.3CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.1s.3:*:*:*:*:*:*:* | ||
3.1s.4CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.1s.4:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.