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nvd[email protected]NVD:CVE-2015-1799
HistoryApr 08, 2015 - 10:59 a.m.

CVE-2015-1799

2015-04-0810:59:05
CWE-17
web.nvd.nist.gov
1

CVSS2

4.3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

AI Score

7.2

Confidence

High

EPSS

0.006

Percentile

79.1%

The symmetric-key feature in the receive function in ntp_proto.c in ntpd in NTP 3.x and 4.x before 4.2.8p2 performs state-variable updates upon receiving certain invalid packets, which makes it easier for man-in-the-middle attackers to cause a denial of service (synchronization loss) by spoofing the source IP address of a peer.

Affected configurations

NVD
Node
ntpntpRange4.2.7p444

References

CVSS2

4.3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

AI Score

7.2

Confidence

High

EPSS

0.006

Percentile

79.1%