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amazonAmazonALAS-2018-950
HistoryFeb 07, 2018 - 5:54 p.m.

Medium: transmission

2018-02-0717:54:00
alas.aws.amazon.com
7

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.017 Low

EPSS

Percentile

87.7%

Issue Overview:

Transmission relies on X-Transmission-Session-Id (which is not a forbidden header for Fetch) for access control, which allows remote attackers to execute arbitrary RPC commands, and consequently write to arbitrary files, via POST requests to /transmission/rpc in conjunction with a DNS rebinding attack. (CVE-2018-5702)

Affected Packages:

transmission

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

New Packages:

i686:  
    transmission-cli-2.92-11.12.amzn1.i686  
    transmission-2.92-11.12.amzn1.i686  
    transmission-common-2.92-11.12.amzn1.i686  
    transmission-daemon-2.92-11.12.amzn1.i686  
    transmission-debuginfo-2.92-11.12.amzn1.i686  
  
src:  
    transmission-2.92-11.12.amzn1.src  
  
x86_64:  
    transmission-2.92-11.12.amzn1.x86_64  
    transmission-common-2.92-11.12.amzn1.x86_64  
    transmission-debuginfo-2.92-11.12.amzn1.x86_64  
    transmission-cli-2.92-11.12.amzn1.x86_64  
    transmission-daemon-2.92-11.12.amzn1.x86_64  

Additional References

Red Hat: CVE-2018-5702

Mitre: CVE-2018-5702

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.017 Low

EPSS

Percentile

87.7%