Is CVE-2021-31822 in the CISA KEV catalog?

No. CVE-2021-31822 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-31822?

CVE-2021-31822 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2021-31822?

CVE-2021-31822 has an EPSS score of 0.21% (11th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-31822?

Upgrade tentacle to 6.1.1116 or later.

CVE & CISA-KEV Catalog

CVE-2021-31822

HIGH

7.8

CVSS v3

NVD

Description

When Octopus Tentacle is installed on a Linux operating system, the systemd service file permissions are misconfigured. This could lead to a local unprivileged user modifying the contents of the systemd service file to gain privileged access.

CWE-276

How to fix

Remediation Available

tentacleNVD

Affected:>= 3.15.4, < 6.1.1116Fixed in:6.1.1116CVE-2021-31822derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.21%probability of exploitation in 30 days

11thpercentile

Low risk: more likely to be exploited than 11% of all known CVEs.

References

Other references1

advisories.octopus.com

Related Vulnerabilities

Other CWE-276 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2013-0632	Critical	9.8	94%	KEV	-
CVE-2017-11610	High	8.8	88%	-	Fix
CVE-2023-29919	Critical	9.1	60%	-	-
CVE-2019-17124	Critical	9.8	23%	-	-
CVE-2020-12608	High	7.8	22%	-	Fix
CVE-2021-3437	Critical	9.8	16%	-	Fix

Embed a live status badge for CVE-2021-31822

Markdown

[![CVE-2021-31822](https://tridentstack.com/cve/badge/CVE-2021-31822.svg)](https://tridentstack.com/cve/CVE-2021-31822)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-31822"><img src="https://tridentstack.com/cve/badge/CVE-2021-31822.svg" alt="CVE-2021-31822"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.