Buffer overflow in Spice Project
CVE-2020-14355
Multiple buffer overflow vulnerabilities were found in the QUIC image decoding process of the SPICE remote display system, before spice-0.14.2-1. Both the SPICE client (spice-gtk) and server are affected by these flaws. These flaws allow a malicious client or server to send specially crafted messages that, when processed by the QUIC image compression algorithm, result in a process crash or potential code execution.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.027 (85.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000
Affected products
- Spice Project
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
- Debian Linux — versions 9.0
- openSUSE Leap — versions 15.2
- Red Hat Enterprise Linux — versions 6.0, 7.0, 8.0
- Red Hat Enterprise Linux Aus — versions 8.2
- Red Hat Enterprise Linux Eus — versions 8.1
- Red Hat Enterprise Linux Tus — versions 8.2
- Red Hat Enterprise Linux Update Services For SAP Solutions — versions 8.0
- Red Hat OpenStack — versions 16.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
- www.openwall.com/lists/oss-security/2020/10/06/10 (Patch, Mailing List, Third Party Advisory)
- www.debian.org/security/2020/dsa-4771 (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4572-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4572-2/ (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-11/msg00001.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-11/msg00000.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/11/msg00002.html (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/11/msg00001.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-14355?
- CVE-2020-14355 is a medium-severity vulnerability in Spice Project, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.6/10. Published 2020-10-07.
- How severe is CVE-2020-14355?
- Medium severity. CVSS v3 base score is 6.6 out of 10.
- Is CVE-2020-14355 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.