SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2006-4251

Buffer overflow in PowerDNS Recursor 3.1.3 and earlier might allow remote attackers to execute arbitrary code via a malformed TCP DNS query that prevents Recursor from properly calculating the TCP DNS query length.

HIGH 7.5EPSS 8.50%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (8.50%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Buffer overflow in PowerDNS Recursor 3.1.3 and earlier might allow remote attackers to execute arbitrary code via a malformed TCP DNS query that prevents Recursor from properly calculating the TCP DNS query length.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
8.50% probability · 95th percentile
CISA KEV
Not listed
Affected
powerdns/recursor
Source
security@debian.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.