7.5

CVE-2020-8663: envoyproxy envoy Uncontrolled Resource Consumption

CVSS: 7.5v3.1HighModified
Published 01-07-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-8663 is a high (CVSS 7.5) Uncontrolled Resource Consumption vulnerability in envoyproxy envoy. EPSS estimates a 1.47% chance of exploitation in the next 30 days, higher than 73.4% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (NVD)
EPSS score
1.47%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 3 · Related 1
OPENSUSE-SU-2022:0065-1RHSA-2020:2798RHSA-2020:2864

Timeline

  1. 01-07-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

Envoy version 1.14.2, 1.13.2, 1.12.4 or earlier may exhaust file descriptors and/or memory when accepting too many connections.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

1.47%

Chance of exploitation in the next 30 days

Percentile

73%

Versus all other CVEs

30-day change

0.00 pp

From 1.47% on 20-09-2026

20-09-202620-10-2026
EPSS score
1.47%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Envoyproxy1 product
  • envoy≤ 1.12.4 | ≥ 1.13.0, ≤ 1.13.2 | ≥ 1.14.0, ≤ 1.14.2

1 vendor · 1 product

References

2 links