CVE-2015-5470 is a denial-of-service vulnerability affecting PowerDNS Recursor versions prior to 3.6.4 and 3.7.3, and PowerDNS Authoritative Server versions prior to 3.3.3 and 3.4.5. The flaw resides in the label decompression functionality, allowing remote attackers to trigger high CPU consumption or a crash by sending a specially crafted DNS request with a long, self-referential name. With a CVSS score of 7.8, this vulnerability is considered high severity due to its network-based attack vector and complete availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.3.2CPE matchmatch criteria | cpe:2.3:a:powerdns:authoritative:*:*:*:*:*:*:*:* | ||
3.4.0CPE matchmatch criteria | cpe:2.3:a:powerdns:authoritative:3.4.0:*:*:*:*:*:*:* | ||
3.4.1CPE matchmatch criteria | cpe:2.3:a:powerdns:authoritative:3.4.1:*:*:*:*:*:*:* | ||
3.4.2CPE matchmatch criteria | cpe:2.3:a:powerdns:authoritative:3.4.2:*:*:*:*:*:*:* | ||
3.4.3CPE matchmatch criteria | cpe:2.3:a:powerdns:authoritative:3.4.3:*:*:*:*:*:*:* |
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.
Remediation records are not available for this CVE.