CVE-2020-16092

Advisory lineage Upstream: 0 Downstream: 20
Modified
Published: 11 Aug 2020, 15:55
Last modified:04 Aug 2024, 13:37

Vulnerability Summary

Overall Risk (default)
low
15/100
CVSS Score
3.8 LOW
v3.1 (nvd)
EPSS Score
0.04% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

11 Aug 2020, 15:55
Published
Vulnerability first disclosed
04 Aug 2024, 13:37
Last Modified
Vulnerability information updated

Description

In QEMU through 5.0.0, an assertion failure can occur in the network packet processing. This issue affects the e1000e and vmxnet3 network devices. A malicious guest user/process could use this flaw to abort the QEMU process on the host, resulting in a denial of service condition in net_tx_pkt_add_raw_fragment in hw/net/net_tx_pkt.c.

CVSS Metrics

  • v3.1•LOW•Score: 3.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L
  • v2.0•LOW•Score: 2.1AV:L/AC:L/Au:N/C:N/I:N/A:P

EPSS Trends

Current EPSS score: 0.04%• Percentile: 12%

Techniques & Countermeasures

  • CWE-617•Reachable Assertion

    The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.

Affected Systems

  • canonical•ubuntu_linux

    16.04 | 18.04 | 20.04

  • debian•debian_linux

    9.0 | 10.0

  • opensuse•leap

    15.2

  • qemu•qemu

    ≤ 5.0.0

References (8)