CVE-2020-10188

CRITICALImmediate

Published:Mar 6, 2020(6 years ago)

Modified:Jan 21, 2026

Remote ExploitNo Auth RequiredNo InteractionLow Complexity

Vulnerability Description

utility.c in telnetd in netkit telnet through 0.17 allows remote attackers to execute arbitrary code via short writes or urgent data, because of a buffer overflow involving the netclear and nextitem functions.

Attack Characteristics

Network AccessLow ComplexityNo Auth NeededNo User Interaction

🤖

AI analysis not yet available

Plain-English explanation, risk summary, and remediation steps will appear here once AI analysis is complete.

No Fix Known

No patch has been released yet. Apply workarounds or mitigations where available.

Affected Software

361

Vendor	Product	Versions	Fixed In
juniper	junos	-	-
juniper	junos	-	-
juniper	junos	-

Timeline

Published
CVE disclosed publicly
Mar 6, 20206 years ago
Last Modified
Most recent update
Jan 21, 20263 months ago
Indexed to CVEInsight
Added to this platform
Mar 29, 20261 month ago

References

https://appgateresearch.blogspot.com/2020/02/bravestarr-fedora-31-netk...Third Party Advisory
https://github.com/krb5/krb5-appl/blob/d00cd671dfe945791b33d4f1f6a5c57...Patch
https://lists.debian.org/debian-lts-announce/2020/05/msg00012.htmlMailing List

CVSS Score

v3.1

9.8/ 10.0

CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

At a Glance

361

Affected Products

References

juniper / junos

https://lists.debian.org/debian-lts-announce/2020/08/msg00038.htmlMailing List

https://lists.fedoraproject.org/archives/list/package-announce%40lists...

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/...Third Party Advisory

https://www.arista.com/en/support/advisories-notices/security-advisori...Third Party Advisory

https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch

http://www.openwall.com/lists/oss-security/2026/01/20/8

https://appgateresearch.blogspot.com/2020/02/bravestarr-fedora-31-netk...Third Party Advisory

https://github.com/krb5/krb5-appl/blob/d00cd671dfe945791b33d4f1f6a5c57...Patch

https://lists.debian.org/debian-lts-announce/2020/05/msg00012.htmlMailing List

https://lists.debian.org/debian-lts-announce/2020/08/msg00038.htmlMailing List

https://lists.fedoraproject.org/archives/list/package-announce%40lists...

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/...Third Party Advisory

https://www.arista.com/en/support/advisories-notices/security-advisori...Third Party Advisory

https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch

CVSS v3 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

Impact

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

Impact Analysis

ConfidentialityHigh

NoneLowHigh

IntegrityHigh

NoneLowHigh

AvailabilityHigh

NoneLowHigh

CVE-2020-10188

✦ Vulnerability Description

Attack Characteristics

Affected Software

Timeline

References

CVSS Score

At a Glance

Official Sources

CVSS v3 Vector

Impact Analysis

Vulnerability Description