HOMEVULNERABILITIESCVE-2021-23418
CRITICAL

CVE-2021-23418

CWE-611Published: July 29, 2021· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

The package glances before 3.2.1 are vulnerable to XML External Entity (XXE) Injection via the use of Fault to parse untrusted XML data, which is known to be vulnerable to XML attacks.

NVD Source

Technical Analysis

CVE-2021-23418 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

glances_project1 product(s)
glances
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/nicolargo/glances/commit/4b87e979afdc06d98ed1b48da31e69eaa3a9fb94
PATCHhttps://github.com/nicolargo/glances/commit/85d5a6b4af31fcf785d5a61086cbbd166b40b07a
PATCHhttps://github.com/nicolargo/glances/commit/9d6051be4a42f692392049fdbfc85d5dfa458b32
PATCHhttps://github.com/nicolargo/glances/issues/1025
PATCHhttps://snyk.io/vuln/SNYK-PYTHON-GLANCES-1311807
PATCHhttps://github.com/nicolargo/glances/commit/4b87e979afdc06d98ed1b48da31e69eaa3a9fb94
PATCHhttps://github.com/nicolargo/glances/commit/85d5a6b4af31fcf785d5a61086cbbd166b40b07a
PATCHhttps://github.com/nicolargo/glances/commit/9d6051be4a42f692392049fdbfc85d5dfa458b32
PATCHhttps://github.com/nicolargo/glances/issues/1025
PATCHhttps://snyk.io/vuln/SNYK-PYTHON-GLANCES-1311807

All References (10)

→
https://github.com/nicolargo/glances/commit/4b87e979afdc06d98ed1b48da31e69eaa3a9fb94Patch · Third Party Advisory
→
https://github.com/nicolargo/glances/commit/85d5a6b4af31fcf785d5a61086cbbd166b40b07aPatch · Third Party Advisory
→
https://github.com/nicolargo/glances/commit/9d6051be4a42f692392049fdbfc85d5dfa458b32Patch · Third Party Advisory
→
https://github.com/nicolargo/glances/issues/1025Exploit · Issue Tracking · Patch · Third Party Advisory
→
https://snyk.io/vuln/SNYK-PYTHON-GLANCES-1311807Patch · Third Party Advisory
→
https://github.com/nicolargo/glances/commit/4b87e979afdc06d98ed1b48da31e69eaa3a9fb94Patch · Third Party Advisory
→
https://github.com/nicolargo/glances/commit/85d5a6b4af31fcf785d5a61086cbbd166b40b07aPatch · Third Party Advisory
→
https://github.com/nicolargo/glances/commit/9d6051be4a42f692392049fdbfc85d5dfa458b32Patch · Third Party Advisory
→
https://github.com/nicolargo/glances/issues/1025Exploit · Issue Tracking · Patch · Third Party Advisory
→
https://snyk.io/vuln/SNYK-PYTHON-GLANCES-1311807Patch · Third Party Advisory

Quick Facts

CVE IDCVE-2021-23418
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-611
CISA KEVNo
Affected1 vendor(s)
PublishedJul 29, 2021

Related CVEs (CWE-611)

CVE-2018-1000644
10.0
CVE-2018-1000652
10.0
CVE-2023-38490
10.0
CVE-2018-1000124
10.0
CVE-2018-1000651
10.0
CVE-2019-14678
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2021-23418 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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