Is CVE-2017-0375 in the CISA KEV catalog?

No. CVE-2017-0375 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-0375?

CVE-2017-0375 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2017-0375?

CVE-2017-0375 has an EPSS score of 2.61% (84th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-0375?

Upgrade tor to 0.3.0.8 or later.

CVE & CISA-KEV Catalog

CVE-2017-0375

HIGHEPSS 84th pctl

7.5

CVSS v3

NVD

Description

The hidden-service feature in Tor before 0.3.0.8 allows a denial of service (assertion failure and daemon exit) in the relay_send_end_cell_from_edge_ function via a malformed BEGIN cell.

CWE-617

How to fix

Remediation Available

torNVD

Affected:< 0.3.0.8Fixed in:0.3.0.8CVE-2017-0375derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

2.61%probability of exploitation in 30 days

84thpercentile

Elevated risk: more likely to be exploited than 84% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory2

Issue Tracking1

trac.torproject.org

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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 2026-05-13.