CVE-2015-0640 describes a denial-of-service vulnerability in Cisco IOS XE 2.x and 3.x, specifically within the high-speed logging (HSL) feature. Remote attackers can trigger a device reload by sending large IP packets that require both NAT and HSL processing after fragmentation. This vulnerability has a CVSS score of 7.8, indicating high severity, with a network-based attack vector and low attack complexity, leading to a complete loss of availability. There is no evidence of active exploitation, public exploit code, or inclusion in CISA's KEV catalog, though it has received 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
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.