Lucene search

K
amazonAmazonALAS2-2020-1436
HistoryJun 16, 2020 - 6:03 p.m.

Medium: mod_auth_mellon

2020-06-1618:03:00
alas.aws.amazon.com
14

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

6.5 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.003 Low

EPSS

Percentile

68.6%

Issue Overview:

mod_auth_mellon through 0.14.2 has an Open Redirect via the login?ReturnTo= substring, as demonstrated by omitting the // after http: in the target URL. (CVE-2019-13038)

Affected Packages:

mod_auth_mellon

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

Issue Correction:
Run yum update mod_auth_mellon to update your system.

New Packages:

aarch64:  
    mod_auth_mellon-0.14.0-8.amzn2.aarch64  
    mod_auth_mellon-debuginfo-0.14.0-8.amzn2.aarch64  
    mod_auth_mellon-diagnostics-0.14.0-8.amzn2.aarch64  
  
i686:  
    mod_auth_mellon-0.14.0-8.amzn2.i686  
    mod_auth_mellon-debuginfo-0.14.0-8.amzn2.i686  
    mod_auth_mellon-diagnostics-0.14.0-8.amzn2.i686  
  
src:  
    mod_auth_mellon-0.14.0-8.amzn2.src  
  
x86_64:  
    mod_auth_mellon-0.14.0-8.amzn2.x86_64  
    mod_auth_mellon-debuginfo-0.14.0-8.amzn2.x86_64  
    mod_auth_mellon-diagnostics-0.14.0-8.amzn2.x86_64  

Additional References

Red Hat: CVE-2019-13038

Mitre: CVE-2019-13038

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

6.5 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.003 Low

EPSS

Percentile

68.6%