5.5

CVE-2018-1002100: kubernetes Improper Input Validation

Modified
AliasesUBUNTU-CVE-2018-1002100DEBIAN-CVE-2018-1002100GHSA-2jq6-ffph-p4h8
Published 01-06-2018Last modified 16-09-2024

Vulnerability summary

CVE-2018-1002100 is a medium (CVSS 5.5) Improper Input Validation vulnerability in kubernetes. EPSS estimates a 1.67% chance of exploitation in the next 30 days, higher than 76.9% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 4.2, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
5.5/10
010
Medium · v3.0 (NVD)
EPSS score
1.67%
0%100%
Low · -0.03 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 2 · Related 1
OPENSUSE-SU-2025:15424-1RHBA-2018:1796

Timeline

  1. 01-06-2018
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

Description

In Kubernetes versions 1.5.x, 1.6.x, 1.7.x, 1.8.x, and prior to version 1.9.6, the kubectl cp command insecurely handles tar data returned from the container, and can be caused to overwrite arbitrary local files.

CVSS metrics

6 scores · 5 sources · 2 versions

EPSS trend

Probability

1.67%

Chance of exploitation in the next 30 days

Percentile

77%

Versus all other CVEs

30-day change

Decrease -0.03 pp

From 1.70% on 05-10-2026

05-10-202604-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, administrative account, user interaction (CVSS vector). Other conditions: not stated in public data.

Debian1 product
  • kubernetes< 1.17.4-1
K8s.io1 product
  • kubernetes≥ 1.5.0-alpha.0, < 1.9.6 | ≥ 1.5.0, < 1.9.6
Kubernetes1 product
  • kubernetesv1.5.x | v1.6.x | v1.7.x | v1.8.x | ≥ unspecified, < v1.9.6 | ≥ 1.5.0, ≤ 1.5.9 | ≥ 1.6.0, ≤ 1.6.14 | ≥ 1.7.0, ≤ 1.7.17 | ≥ 1.8.0, ≤ 1.8.15 | ≥ 1.9.0, ≤ 1.9.5
Ubuntu1 product
  • kubernetesAll versions (No fix recorded)

4 vendors · 4 products

References

10 links