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amazonAmazonALAS2-2020-1549
HistoryOct 22, 2020 - 6:43 p.m.

Medium: subversion

2020-10-2218:43:00
alas.aws.amazon.com
13

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

High

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

19.6%

Issue Overview:

In Apache Subversion versions up to and including 1.9.10, 1.10.4, 1.12.0, Subversion’s svnserve server process may exit when a well-formed read-only request produces a particular answer. This can lead to disruption for users of the server. (CVE-2018-11782)

Affected Packages:

subversion

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 subversion to update your system.

New Packages:

aarch64:  
    subversion-1.7.14-16.amzn2.0.1.aarch64  
    subversion-libs-1.7.14-16.amzn2.0.1.aarch64  
    subversion-python-1.7.14-16.amzn2.0.1.aarch64  
    subversion-devel-1.7.14-16.amzn2.0.1.aarch64  
    subversion-gnome-1.7.14-16.amzn2.0.1.aarch64  
    mod_dav_svn-1.7.14-16.amzn2.0.1.aarch64  
    subversion-perl-1.7.14-16.amzn2.0.1.aarch64  
    subversion-javahl-1.7.14-16.amzn2.0.1.aarch64  
    subversion-ruby-1.7.14-16.amzn2.0.1.aarch64  
    subversion-tools-1.7.14-16.amzn2.0.1.aarch64  
    subversion-debuginfo-1.7.14-16.amzn2.0.1.aarch64  
  
i686:  
    subversion-1.7.14-16.amzn2.0.1.i686  
    subversion-libs-1.7.14-16.amzn2.0.1.i686  
    subversion-python-1.7.14-16.amzn2.0.1.i686  
    subversion-devel-1.7.14-16.amzn2.0.1.i686  
    subversion-gnome-1.7.14-16.amzn2.0.1.i686  
    mod_dav_svn-1.7.14-16.amzn2.0.1.i686  
    subversion-perl-1.7.14-16.amzn2.0.1.i686  
    subversion-javahl-1.7.14-16.amzn2.0.1.i686  
    subversion-ruby-1.7.14-16.amzn2.0.1.i686  
    subversion-tools-1.7.14-16.amzn2.0.1.i686  
    subversion-debuginfo-1.7.14-16.amzn2.0.1.i686  
  
src:  
    subversion-1.7.14-16.amzn2.0.1.src  
  
x86_64:  
    subversion-1.7.14-16.amzn2.0.1.x86_64  
    subversion-libs-1.7.14-16.amzn2.0.1.x86_64  
    subversion-python-1.7.14-16.amzn2.0.1.x86_64  
    subversion-devel-1.7.14-16.amzn2.0.1.x86_64  
    subversion-gnome-1.7.14-16.amzn2.0.1.x86_64  
    mod_dav_svn-1.7.14-16.amzn2.0.1.x86_64  
    subversion-perl-1.7.14-16.amzn2.0.1.x86_64  
    subversion-javahl-1.7.14-16.amzn2.0.1.x86_64  
    subversion-ruby-1.7.14-16.amzn2.0.1.x86_64  
    subversion-tools-1.7.14-16.amzn2.0.1.x86_64  
    subversion-debuginfo-1.7.14-16.amzn2.0.1.x86_64  

Additional References

Red Hat: CVE-2018-11782

Mitre: CVE-2018-11782

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

High

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

19.6%