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CVE-2020-7039 Detail

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.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html Third Party Advisory 
http://www.openwall.com/lists/oss-security/2020/01/16/2 Mailing List  Patch  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2020/01/16/2 Mailing List  Patch  Third Party Advisory 
https://access.redhat.com/errata/RHSA-2020:0348 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2020:0348 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2020:0775 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2020:0775 Third Party Advisory 
https://gitlab.freedesktop.org/slirp/libslirp/commit/2655fffed7a9e765bcb4701dd876e9dab975f289 Patch  Third Party Advisory 
https://gitlab.freedesktop.org/slirp/libslirp/commit/2655fffed7a9e765bcb4701dd876e9dab975f289 Patch  Third Party Advisory 
https://gitlab.freedesktop.org/slirp/libslirp/commit/82ebe9c370a0e2970fb5695aa19aa5214a6a1c80 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/ce131029d6d4a405cb7d3ac6716d03e58fb4a5d9 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/msg00022.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2020/01/msg00036.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2020/01/msg00036.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2021/02/msg00012.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2021/02/msg00012.html Mailing List  Third Party Advisory 
https://seclists.org/bugtraq/2020/Feb/0 Mailing List  Third Party Advisory 
https://seclists.org/bugtraq/2020/Feb/0 Mailing List  Third Party Advisory 
https://security.gentoo.org/glsa/202005-02 Third Party Advisory 
https://security.gentoo.org/glsa/202005-02 Third Party Advisory 
https://usn.ubuntu.com/4283-1/ Third Party Advisory 
https://usn.ubuntu.com/4283-1/ Third Party Advisory 
https://www.debian.org/security/2020/dsa-4616 Third Party Advisory 
https://www.debian.org/security/2020/dsa-4616 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

15 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-7039
NVD Published Date:
01/16/2020
NVD Last Modified:
11/21/2024
Source:
MITRE