9.8

CVE-2018-18531

EPSS 0.36%
Veröffentlicht 19.10.2018 20:29:00
Zuletzt bearbeitet 21.11.2024 03:56:06
Quelle cve@mitre.org
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text/impl/DefaultTextCreator.java, text/impl/ChineseTextProducer.java, and text/impl/FiveLetterFirstNameTextCreator.java in kaptcha 2.3.2 use the Random (rather than SecureRandom) function for generating CAPTCHA values, which makes it easier for remote attackers to bypass intended access restrictions via a brute-force approach.

Betroffene Produkte Warnungen 0 Metriken 3 CWE 1 Referenzen 4

Daten sind bereitgestellt durch National Vulnerability Database (NVD)

Kaptcha Project ≫ Kaptcha Version2.3.2

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Typ	Quelle	Score	Percentile
EPSS	FIRST.org	0.36%	0.552

CVSS Metriken
Quelle	Base Score	Exploit Score	Impact Score	Vector String
nvd@nist.gov	9.8	3.9	5.9	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov	5	10	2.9	AV:N/AC:L/Au:N/C:P/I:N/A:N

CWE-330 Use of Insufficiently Random Values

The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.

https://github.com/penggle/kaptcha/issues/3

Third Party Advisory

https://nvd.nist.gov/vuln/detail/CVE-2018-18531

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2018-18531

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2018-18531

EUVD