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CVE-2020-14347
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could result in possible ASLR bypass. Xorg-server before version 1.20.9 is vulnerable..
CVSSv2.0 Score
- Severity
- Low
- Base Score
- 2.1/10
- Exploit Score
- 3.9/10
- Access Vector
- Local
- Access Complexity
- Low
- Authentication Required
- None
- Impact Score
- 2.9/10
- Confidentiality Impact
- Partial
- Availability Impact
- None
- Integrity Impact
- None
CVSSv3.1 Score
- Severity
- Medium
- Base Score
- 5.5/10
- Exploit Score
- 1.8/10
- Access Vector
- Local
- Access Complexity
- Low
- Privileges Required
- Low
- Impact Score
- 3.6/10
- Confidentiality Impact
- High
- Availability Impact
- None
- Integrity Impact
- None
- Scope
- Unchanged
- User Interaction
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:a:x.org:xorg-server:*:*:*:*:*:*:*:* |
Yes
|
- | 1.20.9 | |
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
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
|
- | - | |
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* |
Yes
|
- | - |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14347
- https://www.openwall.com/lists/oss-security/2020/07/31/2
- https://lists.x.org/archives/xorg-announce/2020-July/003051.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00066.html
- https://lists.debian.org/debian-lts-announce/2020/08/msg00057.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00075.html
- https://www.debian.org/security/2020/dsa-4758
- https://usn.ubuntu.com/4488-1/
- https://usn.ubuntu.com/4488-2/
- https://security.gentoo.org/glsa/202012-01