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Amazon Linux AMI: CVE-2018-20685: Security patch for openssh (ALAS-2019-1313)

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Amazon Linux AMI: CVE-2018-20685: Security patch for openssh (ALAS-2019-1313)

Severity
3
CVSS
(AV:N/AC:H/Au:N/C:N/I:P/A:N)
Published
01/10/2019
Created
03/05/2020
Added
10/31/2019
Modified
10/31/2019

Description

In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.

Solution(s)

  • amazon-linux-upgrade-openssh

References

  • ALAS-2019-1313
  • USN-3885-1
  • DSA-4387
  • CVE-2018-20685

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