Is CVE-2017-17688 in the CISA KEV catalog?

No. CVE-2017-17688 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-17688?

CVE-2017-17688 has a CVSS v3 base score of 5.9 (MEDIUM).

What is the EPSS score for CVE-2017-17688?

CVE-2017-17688 has an EPSS score of 5.57% (92th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-17688?

Upgrade enigmail on debian 11 to 2:2.0.6.1-4 or later.

CVE & CISA-KEV Catalog

CVE-2017-17688

MEDIUMEPSS 92th pctl

5.9

CVSS v3

NVD

Description

The OpenPGP specification allows a Cipher Feedback Mode (CFB) malleability-gadget attack that can indirectly lead to plaintext exfiltration, aka EFAIL. NOTE: third parties report that this is a problem in applications that mishandle the Modification Detection Code (MDC) feature or accept an obsolete packet type, not a problem in the OpenPGP specification

How to fix

Remediation Available

enigmailDebian

Fixed in:2:2.0.6.1-4CVE-2017-17688

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 ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

5.57%probability of exploitation in 30 days

92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Exploit1

efail.de

Third-Party Advisory9

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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.