CVE-2007-2930

Published Sep 12, 2007

Last updated a month ago

Overview

Description
The (1) NSID_SHUFFLE_ONLY and (2) NSID_USE_POOL PRNG algorithms in ISC BIND 8 before 8.4.7-P1 generate predictable DNS query identifiers when sending outgoing queries such as NOTIFY messages when answering questions as a resolver, which allows remote attackers to poison DNS caches via unknown vectors. NOTE: this issue is different from CVE-2007-2926.
Source
cret@cert.org
NVD status
Deferred

Risk scores

CVSS 2.0

Type
Primary
Base score
4.3
Impact score
2.9
Exploitability score
8.6
Vector string
AV:N/AC:M/Au:N/C:N/I:P/A:N

Weaknesses

nvd@nist.gov
NVD-CWE-Other

Social media

Hype score
Not currently trending

Vendor comments

  • Red HatNot vulnerable. This issue did not affect the versions of bind as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.

Configurations

References

Sources include official advisories and independent security research.