Vulnerability Monitor

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CVE-2015-0856

daemon/Greeter.cpp in sddm before 0.13.0 does not properly disable the KDE crash handler, which allows local users to gain privileges by crashing a greeter when using certain themes, as demonstrated by the plasma-workspace breeze theme.

Published

2015-11-24T20:59:00.120

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.6 (MEDIUM)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

6.4

Weaknesses

Type: Primary
CWE-264

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	fedoraproject	fedora	22	Yes
Application	sddm_project	sddm	≤ 0.12.0	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171443.html Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2015/10/14/2 Mailing List, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/77099 Third Party Advisory, VDB Entry ([email protected])
https://github.com/sddm/sddm/commit/4cfed6b0a625593fb43876f04badc4dd99799d86 Vendor Advisory ([email protected])
https://github.com/sddm/sddm/wiki/0.13.0-Release-Announcement Vendor Advisory ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171443.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2015/10/14/2 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/77099 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/sddm/sddm/commit/4cfed6b0a625593fb43876f04badc4dd99799d86 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/sddm/sddm/wiki/0.13.0-Release-Announcement Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)