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CVE-2015-1637
CVE
Medium

Schannel (aka Secure Channel) in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, W…

CVSS
4.3
Medium
EPSS
0.13
p95
Published
2015-01-01
Updated
2015-01-01
Description

Schannel (aka Secure Channel) in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 does not properly restrict TLS state transitions, which makes it easier for remote attackers to conduct cipher-downgrade attacks to EXPORT_RSA ciphers via crafted TLS traffic, related to the "FREAK" issue, a different vulnerability than CVE-2015-0204 and CVE-2015-1067.

Tags · CWE
CWE-310
Affected products
Windows_7Windows_8Windows_8.1Windows_rtWindows_rt_8.1Windows_server_2003Windows_server_2008Windows_server_2012Windows_vista
CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
Timeline
2015-01-01
Published
2015-01-01
Updated
CVSS 3.1 breakdown
Attack Vector
AV: N
Network (N)
Attack Complexity
AC: M
Medium
Authentication
Au: N
None (N)
Confidentiality Impact
C: N
None (N)
Integrity Impact
I: P
Partial
Availability Impact
A: N
None (N)
Exploit indicators
EPSS
0.132 · p95
Known exploited (KEV)
No
Known exploits — Сканер-ВС
No Сканер-ВС checks registered for this vulnerability yet.
Affected products
ProductVendorStatus
windows_7*Tracked
windows_8*Tracked
windows_8.1*Tracked
windows_rt*Tracked
windows_rt_8.1*Tracked
windows_server_2003*Tracked
windows_server_2008*Tracked
windows_server_2012*Tracked
windows_vista*Tracked
Source databases
CVE