PowerDNS Recursor before 3.1.5 uses insufficient randomness to calculate (1) TRXID values and (2) UDP source port numbers, which makes it easier for remote attackers to poison a DNS cache, related to (a) algorithmic deficiencies in rand and random functions in external libraries, (b) use of a 32-bit seed value, and (c) choice of the time of day as the sole seeding information.
Published 2008-04-02 17:44:00
Updated 2018-10-11 20:35:49
Source MITRE
View at NVD,   CVE.org

Threat overview for CVE-2008-1637

Top countries where our scanners detected CVE-2008-1637
Top open port discovered on systems with this issue 53
IPs affected by CVE-2008-1637 3
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2008-1637!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2008-1637

0.62%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 79 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2008-1637

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
NIST

CWE ids for CVE-2008-1637

  • Assigned by: nvd@nist.gov (Primary)

Products affected by CVE-2008-1637

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