Is CVE-2022-21695 in the CISA KEV catalog?

No. CVE-2022-21695 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-21695?

CVE-2022-21695 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2022-21695?

CVE-2022-21695 has an EPSS score of 0.85% (54th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-21695?

Upgrade onionshare on debian 12 to 2.5-1 or later.

CVE & CISA-KEV Catalog

CVE-2022-21695

MEDIUM

4.3

CVSS v3

NVD

Description

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. In affected versions authenticated users (or unauthenticated in public mode) can send messages without being visible in the list of chat participants. This issue has been resolved in version 2.5.

CWE-287Improper Authentication

How to fix

Remediation Available

onionshareDebian

Fixed in:2.5-1CVE-2022-21695

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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.85%probability of exploitation in 30 days

54thpercentile

Moderate risk: more likely to be exploited than 54% of all known CVEs.

References

Third-Party Advisory2

Related Vulnerabilities

Other CWE-287 (Improper Authentication) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-35082	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-35078	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2017-7921	Critical	9.8	100%	KEV	-
CVE-2024-7593	Critical	9.8	100%	KEV	-
CVE-2023-46805	High	8.2	100%	KEV + Ransom	-
CVE-2022-40684	Critical	9.8	100%	KEV + Ransom	Fix

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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.