Is CVE-2024-23170 in the CISA KEV catalog?

No. CVE-2024-23170 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-23170?

CVE-2024-23170 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2024-23170?

CVE-2024-23170 has an EPSS score of 0.31% (23th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-23170?

Upgrade mbedtls on debian 13 to 2.28.7-1 or later.

CVE & CISA-KEV Catalog

CVE-2024-23170

MEDIUM

5.5

CVSS v3

NVD

Description

An issue was discovered in Mbed TLS 2.x before 2.28.7 and 3.x before 3.5.2. There was a timing side channel in RSA private operations. This side channel could be sufficient for a local attacker to recover the plaintext. It requires the attacker to send a large number of messages for decryption, as described in "Everlasting ROBOT: the Marvin Attack" by Hubert Kario.

CWE-203 CWE-385

How to fix

Remediation Available

mbedtlsDebian

Fixed in:2.28.7-1CVE-2024-23170

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

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.31%probability of exploitation in 30 days

23rdpercentile

Low risk: more likely to be exploited than 23% of all known CVEs.

References

Vendor Advisory1

mbed-tls.readthedocs.io

Other references4

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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 2026-06-05.