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cve[email protected]CVE-2019-11808
HistoryMay 07, 2019 - 7:29 a.m.

CVE-2019-11808

2019-05-0707:29:05
CWE-338
web.nvd.nist.gov
40
cve
2019
11808
ratpack
security
vulnerability
prng
session id
nvd

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

3.7 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

4.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

49.4%

Ratpack versions before 1.6.1 generate a session ID using a cryptographically weak PRNG in the JDK’s ThreadLocalRandom. This means that if an attacker can determine a small window for the server start time and obtain a session ID value, they can theoretically determine the sequence of session IDs.

Affected configurations

NVD
Node
ratpack_projectratpackRange<1.6.1

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

3.7 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

4.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

49.4%