Vulnerability Details : CVE-2020-25712
A flaw was found in xorg-x11-server before 1.20.10. A heap-buffer overflow in XkbSetDeviceInfo may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Vulnerability category: OverflowGain privilege
Products affected by CVE-2020-25712
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-25712
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 25 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-25712
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2020-25712
-
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().Assigned by: secalert@redhat.com (Primary)
References for CVE-2020-25712
-
https://lists.x.org/archives/xorg-announce/2020-December/003066.html
X.Org server security advisory: December 1, 2020Mailing List;Vendor Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1887276
1887276 – (CVE-2020-25712) CVE-2020-25712 xorg-x11-server: XkbSetDeviceInfo heap-based buffer overflow privilege escalation vulnerabilityIssue Tracking;Patch;Third Party Advisory
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