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cve[email protected]CVE-2019-10755
HistorySep 23, 2019 - 11:15 p.m.

CVE-2019-10755

2019-09-2323:15:10
CWE-338
web.nvd.nist.gov
84
cve-2019-10755
saml
identifier
predictability
weak algorithm
nvd
pac4j-saml

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

4.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

5.1 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

28.5%

The SAML identifier generated within SAML2Utils.java was found to make use of the apache commons-lang3 RandomStringUtils class which makes them predictable due to RandomStringUtils PRNG’s algorithm not being cryptographically strong. This issue only affects the 3.X release of pac4j-saml.

Affected configurations

NVD
Node
pac4jpac4jRange3.0.03.8.2
CPENameOperatorVersion
pac4j:pac4jpac4jle3.8.2

CNA Affected

[
  {
    "product": "PAC4J For SAML Protocol",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "All versions prior to version 4.0.0-RC1"
      }
    ]
  }
]

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

4.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

5.1 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

28.5%

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