CVE-2019-1740 is a denial-of-service vulnerability affecting Cisco IOS and IOS XE Software when the Network-Based Application Recognition (NBAR) feature is enabled. An unauthenticated, remote attacker can exploit a parsing issue with crafted DNS packets to cause an affected device to reload. This vulnerability has a CVSS score of 8.6 (High) due to its network-based attack vector and high impact on availability. There is no known active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.2.0jaCPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.2.0ja:*:*:*:*:*:*:* | ||
3.16.0asCPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.16.0as:*:*:*:*:*:*:* | ||
3.16.0bsCPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.16.0bs:*:*:*:*:*:*:* | ||
3.16.0csCPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.16.0cs:*:*:*:*:*:*:* | ||
3.16.0sCPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:3.16.0s:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.