CVE-2017-7393

EPSS 1.52%
Published 01.04.2017 02:59:00
Last modified 20.04.2025 01:37:25
Source cve@mitre.org
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In TigerVNC 1.7.1 (VNCSConnectionST.cxx VNCSConnectionST::fence), an authenticated client can cause a double free, leading to denial of service or potentially code execution.

Affected products Warnungen 0 Metrics 3 CWE 1 References 7

Data is provided by the National Vulnerability Database (NVD)

Tigervnc ≫ Tigervnc Version1.7.1

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

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	1.52%	0.795

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	8.8	2.8	5.9	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov	6.5	8	6.4	AV:N/AC:L/Au:S/C:P/I:P/A:P

CWE-415 Double Free

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

https://access.redhat.com/errata/RHSA-2017:2000

https://security.gentoo.org/glsa/201801-13

http://www.securityfocus.com/bid/97305

https://github.com/TigerVNC/tigervnc/pull/438

Patch

Third Party Advisory

Issue Tracking

https://nvd.nist.gov/vuln/detail/CVE-2017-7393

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2017-7393

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2017-7393

EUVD