7.5

CVE-2020-8659: debian debian_linux

CVSS: 7.5v3.1HighModified
Published 04-03-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-8659 is a high (CVSS 7.5) vulnerability in debian debian_linux. EPSS estimates a 1.89% chance of exploitation in the next 30 days, higher than 79.2% 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
1.89%
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 1
RHSA-2020:0734

Timeline

  1. 04-03-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

CNCF Envoy through 1.13.0 may consume excessive amounts of memory when proxying HTTP/1.1 requests or responses with many small (i.e. 1 byte) chunks.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

1.89%

Chance of exploitation in the next 30 days

Percentile

79%

Versus all other CVEs

30-day change

0.00 pp

From 1.89% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.89%

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

Debian1 product
Envoyproxy1 product
Redhat1 product

3 vendors · 3 products

References

4 links