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CVE-2020-8608

Date: February 6, 2020

In libslirp 4.1.0, as used in QEMU 4.2.0, tcp_subr.c misuses snprintf return values, leading to a buffer overflow in later code.

Language: C

Severity Score

Related Resources (17)

https://nvd.nist.gov/vuln/detail/CVE-2020-8608
https://lists.debian.org/debian-lts-announce/2020/03/msg00017.html
https://www.openwall.com/lists/oss-security/2020/02/06/2
https://gitlab.freedesktop.org/slirp/libslirp/commit/68ccb8021a838066f0951d4b2817eb6b6f10a843
https://gitlab.freedesktop.org/slirp/libslirp/-/tags/v4.1.0
https://lists.debian.org/debian-lts-announce/2021/02/msg00012.html
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html
https://security.gentoo.org/glsa/202003-66
https://lists.debian.org/debian-lts-announce/2020/03/msg00015.html
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html
https://www.debian.org/security/2020/dsa-4733
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-8608
https://security.netapp.com/advisory/ntap-20201001-0002/
https://security-tracker.debian.org/tracker/CVE-2020-8608
https://usn.ubuntu.com/4283-1/
https://access.redhat.com/security/cve/CVE-2020-8608
https://www.mend.io/vulnerability-database/CVE-2020-8608

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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