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ubuntuUbuntuUSN-2593-1
HistoryMay 04, 2015 - 12:00 a.m.

Dnsmasq vulnerability

2015-05-0400:00:00
ubuntu.com
42

6.4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:N/A:P

9.9 High

AI Score

Confidence

High

0.017 Low

EPSS

Percentile

88.0%

Releases

  • Ubuntu 15.04
  • Ubuntu 14.10
  • Ubuntu 14.04 ESM
  • Ubuntu 12.04

Packages

  • dnsmasq - Small caching DNS proxy and DHCP/TFTP server

Details

Nick Sampanis discovered that Dnsmasq incorrectly handled certain malformed
DNS requests. A remote attacker could use this issue to cause Dnsmasq to
crash, resulting in a denial of service, or possibly obtain sensitive
information.

6.4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:N/A:P

9.9 High

AI Score

Confidence

High

0.017 Low

EPSS

Percentile

88.0%