CVE-2014-2109 describes a denial-of-service vulnerability in the TCP Input module of Cisco IOS versions 12.2-12.4 and 15.0-15.4 when Network Address Translation (NAT) is enabled. Remote attackers can exploit this flaw by sending crafted TCP packets, leading to excessive memory consumption or a device reload. With a CVSS score of 7.8, this vulnerability is considered high severity, requiring no authentication and low attack complexity to achieve a complete denial of service. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
12.2CPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:* | ||
12.3CPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.3:*:*:*:*:*:*:* | ||
12.4CPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.4:*:*:*:*:*:*:* | ||
15.0CPE matchmatch criteria | cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:* | ||
15.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:* |
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.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.