CVE-2015-0643 describes a denial-of-service vulnerability affecting Cisco IOS and IOS XE software versions. Remote attackers can exploit this by sending specially crafted IKEv2 packets over IPv4 or IPv6, leading to excessive memory consumption and device reloads. This vulnerability has a CVSS score of 7.8, indicating high severity due to its network-based attack vector, low attack complexity, and complete availability impact. While no public exploit code or active exploitation has been observed, and it is not listed in the KEV catalog, it has received some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.2s.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.2s.0:*:*:*:*:*:*:* | ||
3.2s.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.2s.1:*:*:*:*:*:*:* | ||
3.2s.2CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.2s.2:*:*:*:*:*:*:* | ||
3.3sg.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.3sg.0:*:*:*:*:*:*:* | ||
3.3sg.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.3sg.1:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C
No social media mentions found for this CVE.
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.