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CVE-2020-14345
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
A flaw was found in X.Org Server before xorg-x11-server 1.20.9. An Out-Of-Bounds access in XkbSetNames function may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 4.6/10
- Exploit Score
- 3.9/10
- Access Vector
- Local
- Access Complexity
- Low
- Authentication Required
- None
- Impact Score
- 6.4/10
- Confidentiality Impact
- Partial
- Availability Impact
- Partial
- Integrity Impact
- Partial
CVSSv3.1 Score
- Severity
- High
- Base Score
- 7.8/10
- Exploit Score
- 1.8/10
- Access Vector
- Local
- Access Complexity
- Low
- Privileges Required
- Low
- Impact Score
- 5.9/10
- Confidentiality Impact
- High
- Availability Impact
- High
- Integrity Impact
- High
- Scope
- Unchanged
- User Interaction
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:* |
Yes
|
- | 1.20.9 | |
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* |
Yes
|
- | - |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1862241
- https://lists.x.org/archives/xorg-announce/2020-August/003058.html
- https://usn.ubuntu.com/4490-1/
- https://usn.ubuntu.com/4488-2/
- https://security.gentoo.org/glsa/202012-01
- https://www.zerodayinitiative.com/advisories/ZDI-20-1416/
- http://www.openwall.com/lists/oss-security/2021/01/15/1