ShadowTrackr

Search the CVE vulnerability database

Look up vulnerabilities by software, product or CVE number.

← Back to results

CVE-2020-27836

A flaw was found in cluster-ingress-operator. A change to how the router-default service allows only certain IP source ranges could allow an attacker to access resources that would otherwise be restricted to specified IP ranges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability..
An official patch is available. Apply the patch as soon as possible.
9.8
CVSS
8.2
ShadowTrackr
NO
CISA KEV
-
NCSC.nl
CVSS v4.0 Metrics
Exploitability
Attack VectorNetwork
ComplexityLow
RequirementsPresent
PrivilegesNone
User InteractionNone
Threat
Exploit MaturityPoC
Vulnerable System
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Patch StatusOfficial Patch

Change Log
DateSourceChangesScore
2026-07-21PoCE: U→P7.2 → 8.2
2026-07-21nvdAV: P→N, AC: H→L, PR: H→N, UI: A→N, VC: N→H, VI: N→H, VA: N→H0.0 → 7.2
2026-07-21nvdpatch: Unavailable→Official Patch0.0 → 0.0
2026-07-21cve.orginitial, patch: Unavailable0.0

Affected Software
VendorProductVersion
n/acluster-ingress-operator> 4.6.0, < 202012161211.p0.
redhatopenshift_container_platform4.6
Published: 2022-08-22