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amazonAmazonALAS2-2019-1329
HistoryOct 21, 2019 - 6:01 p.m.

Medium: mod_auth_openidc

2019-10-2118:01:00
alas.aws.amazon.com
12

8.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

8.3 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.008 Low

EPSS

Percentile

81.2%

Issue Overview:

A text injection flaw was found in how mod_auth_openidc handled error pages. An attacker could potentially use this flaw to conduct content spoofing and phishing attacks by tricking users into opening specially crafted URLs.(CVE-2017-6059)

It was found that mod_auth_openidc did not properly sanitize HTTP headers for certain request paths. A remote attacker could potentially use this flaw to bypass authentication and access sensitive information by sending crafted HTTP requests.(CVE-2017-6413)

Affected Packages:

mod_auth_openidc

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_openidc to update your system.

New Packages:

aarch64:  
    mod_auth_openidc-1.8.8-5.amzn2.aarch64  
    mod_auth_openidc-debuginfo-1.8.8-5.amzn2.aarch64  
  
i686:  
    mod_auth_openidc-1.8.8-5.amzn2.i686  
    mod_auth_openidc-debuginfo-1.8.8-5.amzn2.i686  
  
src:  
    mod_auth_openidc-1.8.8-5.amzn2.src  
  
x86_64:  
    mod_auth_openidc-1.8.8-5.amzn2.x86_64  
    mod_auth_openidc-debuginfo-1.8.8-5.amzn2.x86_64  

Additional References

Red Hat: CVE-2017-6059, CVE-2017-6413

Mitre: CVE-2017-6059, CVE-2017-6413

8.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

8.3 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.008 Low

EPSS

Percentile

81.2%