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ubuntuUbuntuUSN-3924-1
HistoryMar 28, 2019 - 12:00 a.m.

mod_auth_mellon vulnerabilities

2019-03-2800:00:00
ubuntu.com
53

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.018 Low

EPSS

Percentile

88.0%

Releases

  • Ubuntu 18.10
  • Ubuntu 18.04 ESM

Packages

  • libapache2-mod-auth-mellon - SAML 2.0 authentication module for Apache

Details

It was discovered that mod_auth_mellon incorrectly handled certain requests.
An attacker could possibly use this issue to redirect a user to a malicious
URL. (CVE-2019-3877)

It was discovered that mod_auth_mellon incorrectly handled certain requests.
An attacker could possibly use this issue to access sensitive information.
(CVE-2019-3878)

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.018 Low

EPSS

Percentile

88.0%