No exploitation reportedFix available

CVE-2018-1000620

Q: Is CVE-2018-1000620 actively exploited?

Active exploitation of CVE-2018-1000620 has not been confirmed. Its EPSS score was 1.7% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2018-1000620?

CVE-2018-1000620 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2018-07-09
Fixed in4.1.2 · 3.1.3
WeaknessCWE-331

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Eran Hammer cryptiles version 4.1.1 earlier contains a CWE-331: Insufficient Entropy vulnerability in randomDigits() method that can result in An attacker is more likely to be able to brute force something that was supposed to be random.. This attack appear to be exploitable via Depends upon the calling application.. This vulnerability appears to have been fixed in 4.1.2.

Timeline

dates in UTC

2018-07-0920:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-1000620?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-1000620?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Cryptiles project cryptiles

Branch	Affected	Fixed in	Source
4.1	≥ 4.1.0, < 4.1.2	4.1.2	NVD
3.1	< 3.1.3	3.1.3	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Cryptiles project cryptiles to 4.1.2 · 3.1.3

Advisories and patches

github.comPatch

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.19.8read 2026-10-23
NVDCVSS 2.05read 2026-10-23
NVDweakness (CWE)CWE-331read 2026-10-23
FIRST EPSSEPSS score1.7 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2018-07-09
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2018-1000620?

Is CVE-2018-1000620 actively exploited?

Active exploitation of CVE-2018-1000620 has not been confirmed. Its EPSS score was 1.7% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-1000620?

CVE-2018-1000620 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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