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SUSE-SU-2019:1847-1

Опубликовано: 15 июл. 2019
Источник: suse-cvrf

Описание

Security update for xrdp

This update for xrdp fixes the following issues:

These security issues were fixed:

  • CVE-2013-1430: When successfully logging in using RDP into an xrdp session, the file ~/.vnc/sesman_${username}_passwd was created. Its content was the equivalent of the user's cleartext password, DES encrypted with a known key (bsc#1015567).
  • CVE-2017-16927: The scp_v0s_accept function in sesman/libscp/libscp_v0.c in the session manager in xrdp through used an untrusted integer as a write length, which could lead to a local denial of service (bsc#1069591).
  • CVE-2017-6967: Fixed call of the PAM function auth_start_session(). This lead to to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass (bsc#1029912).

These non-security issues were fixed:

  • The KillDisconnected option for TigerVNC Xvnc sessions is now supported (bsc#1101506)
  • Fixed an issue with delayed X KeyRelease events (bsc#1100453)
  • Force xrdp-sesman.service to start after xrdp.service. (bsc#1014524)
  • Avoid use of hard-coded sesman port. (bsc#1060644)
  • Fixed a regression connecting from Windows 10. (bsc#1090174)

Список пакетов

Image SLES12-SP4-SAP-Azure-LI-BYOS-Production
xrdp-0.9.0~git.1456906198.f422461-21.9.1
Image SLES12-SP4-SAP-Azure-VLI-BYOS-Production
xrdp-0.9.0~git.1456906198.f422461-21.9.1
SUSE Linux Enterprise Desktop 12 SP4
xrdp-0.9.0~git.1456906198.f422461-21.9.1
SUSE Linux Enterprise Server 12 SP4
xrdp-0.9.0~git.1456906198.f422461-21.9.1
SUSE Linux Enterprise Server for SAP Applications 12 SP4
xrdp-0.9.0~git.1456906198.f422461-21.9.1

Описание

An issue was discovered in xrdp before 0.9.1. When successfully logging in using RDP into an xrdp session, the file ~/.vnc/sesman_${username}_passwd is created. Its content is the equivalent of the user's cleartext password, DES encrypted with a known key.


Затронутые продукты
Image SLES12-SP4-SAP-Azure-LI-BYOS-Production:xrdp-0.9.0~git.1456906198.f422461-21.9.1
Image SLES12-SP4-SAP-Azure-VLI-BYOS-Production:xrdp-0.9.0~git.1456906198.f422461-21.9.1
SUSE Linux Enterprise Desktop 12 SP4:xrdp-0.9.0~git.1456906198.f422461-21.9.1
SUSE Linux Enterprise Server 12 SP4:xrdp-0.9.0~git.1456906198.f422461-21.9.1

Ссылки

Описание

The scp_v0s_accept function in sesman/libscp/libscp_v0.c in the session manager in xrdp through 0.9.4 uses an untrusted integer as a write length, which allows local users to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a crafted input stream.


Затронутые продукты
Image SLES12-SP4-SAP-Azure-LI-BYOS-Production:xrdp-0.9.0~git.1456906198.f422461-21.9.1
Image SLES12-SP4-SAP-Azure-VLI-BYOS-Production:xrdp-0.9.0~git.1456906198.f422461-21.9.1
SUSE Linux Enterprise Desktop 12 SP4:xrdp-0.9.0~git.1456906198.f422461-21.9.1
SUSE Linux Enterprise Server 12 SP4:xrdp-0.9.0~git.1456906198.f422461-21.9.1

Ссылки

Описание

xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location, leading to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass.


Затронутые продукты
Image SLES12-SP4-SAP-Azure-LI-BYOS-Production:xrdp-0.9.0~git.1456906198.f422461-21.9.1
Image SLES12-SP4-SAP-Azure-VLI-BYOS-Production:xrdp-0.9.0~git.1456906198.f422461-21.9.1
SUSE Linux Enterprise Desktop 12 SP4:xrdp-0.9.0~git.1456906198.f422461-21.9.1
SUSE Linux Enterprise Server 12 SP4:xrdp-0.9.0~git.1456906198.f422461-21.9.1

Ссылки