CVE Vulnerability

CVE-2020-7039

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.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

5.6 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
http://www.openwall.com/lists/oss-security/2020/01/16/2 Mailing List Patch
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
Configurations

Configuration 1

cpe:2.3:a:libslirp_project:libslirp:4.1.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:4.2.0:*:*:*:*:*:*:*
Information

Published : 2020-01-16 11:15

Updated : 2021-02-14 03:50

NVD link : CVE-2020-7039

Mitre link : CVE-2020-7039

Products Affected
No products.
CWE
CWE-787