CVE-2020-7039

CVSS V2 Medium 6.8 CVSS V3 Medium 5.6
Description
tcp_emu in tcp_subr.c in libslirp 4.1.0, as used in QEMU 4.2.0, mismanages memory, as demonstrated by IRC DCC commands in EMU_IRC. This can cause a heap-based buffer overflow or other out-of-bounds access which can lead to a DoS or potential execute arbitrary code.
Overview
  • CVE ID
  • CVE-2020-7039
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-01-16T23:15:12
  • Last Modified Date
  • 2021-02-14T03:50:35
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:libslirp_project:libslirp:4.1.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:qemu:qemu:4.2.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • LOW
  • Base Score
  • 5.6
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.2
  • Impact Score
  • 3.4
References
Reference URL Reference Tags
http://www.openwall.com/lists/oss-security/2020/01/16/2 Mailing List Patch Third Party Advisory
https://gitlab.freedesktop.org/slirp/libslirp/commit/82ebe9c370a0e2970fb5695aa19aa5214a6a1c80 Patch Third Party Advisory
https://gitlab.freedesktop.org/slirp/libslirp/commit/ce131029d6d4a405cb7d3ac6716d03e58fb4a5d9 Patch Third Party Advisory
https://gitlab.freedesktop.org/slirp/libslirp/commit/2655fffed7a9e765bcb4701dd876e9dab975f289 Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00022.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00036.html Mailing List Third Party Advisory
https://seclists.org/bugtraq/2020/Feb/0 Mailing List Third Party Advisory
https://www.debian.org/security/2020/dsa-4616 Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0348 Third Party Advisory
https://usn.ubuntu.com/4283-1/ Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0775 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html Third Party Advisory
https://security.gentoo.org/glsa/202005-02 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00012.html Mailing List Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-7039
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7039
History
Created Old Value New Value Data Type Notes
2022-05-10 07:23:19 Added to TrackCVE
2022-12-04 09:46:01 2020-01-16T23:15Z 2020-01-16T23:15:12 CVE Published Date updated
2022-12-04 09:46:01 2021-02-14T03:50:35 CVE Modified Date updated
2022-12-04 09:46:01 Analyzed Vulnerability Status updated