CVE-2020-15863

CVSS V2 Medium 4.4 CVSS V3 Medium 5.3
Description
hw/net/xgmac.c in the XGMAC Ethernet controller in QEMU before 07-20-2020 has a buffer overflow. This occurs during packet transmission and affects the highbank and midway emulated machines. A guest user or process could use this flaw to crash the QEMU process on the host, resulting in a denial of service or potential privileged code execution. This was fixed in commit 5519724a13664b43e225ca05351c60b4468e4555.
Overview
  • CVE ID
  • CVE-2020-15863
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-07-28T16:15:12
  • Last Modified Date
  • 2022-09-30T13:29:54
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* 1 OR 5.0.0
cpe:2.3:a:qemu:qemu:5.1.0:rc0:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.4
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • CHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • LOW
  • Base Score
  • 5.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.1
  • Impact Score
  • 3.7
References
Reference URL Reference Tags
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00024.html Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/07/22/1 Mailing List Patch Third Party Advisory
https://git.qemu.org/?p=qemu.git;a=commitdiff;h=5519724a13664b43e225ca05351c60b4468e4555 Patch Vendor Advisory
https://lists.nongnu.org/archive/html/qemu-devel/2020-07/msg03497.html Mailing List Patch Third Party Advisory
https://lists.nongnu.org/archive/html/qemu-devel/2020-07/msg05745.html Mailing List Patch Third Party Advisory
https://security.gentoo.org/glsa/202208-27 Third Party Advisory
https://usn.ubuntu.com/4467-1/ Third Party Advisory
https://www.debian.org/security/2020/dsa-4760 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-15863
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15863
History
Created Old Value New Value Data Type Notes
2022-05-10 07:28:53 Added to TrackCVE
2022-12-04 20:17:59 2020-07-28T16:15Z 2020-07-28T16:15:12 CVE Published Date updated
2022-12-04 20:17:59 2022-09-30T13:29:54 CVE Modified Date updated
2022-12-04 20:17:59 Analyzed Vulnerability Status updated
2022-12-04 20:18:03 References updated