Skip to content
Fencer Vulns
high 7.8

CVE-2020-10695 json

An insecure modification flaw in the /etc/passwd file was found in the redhat-sso-7 container.

published 2021-05-26 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-3127

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 16%
public exploits
0
none known

Summary

An insecure modification flaw in the /etc/passwd file was found in the redhat-sso-7 container. An attacker with access to the container can use this flaw to modify the /etc/passwd and escalate their privileges.

Patch / fix

  • redhat single_sign-on 7.4.4

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-10695 updated cvss 7.0

containers/redhat-sso-7: /etc/passwd is given incorrect privileges

  • Red Hat Middleware Containers for OpenShift rh-sso-7/sso74-openshift-rhel8 7.4-12
    fixed: vendor fix RHSA-2020:5529
  • Red Hat Single Sign-On 7
    fixed: vendor fix RHSA-2020:5533

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • n/a containers/redhat-sso-7

Classification

Weakness
  • CWE-266 Incorrect Privilege Assignment

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.