CVE-2021-23158

Exploit

EPSS 0.47%
Published 16.03.2022 15:15:10
Last modified 21.11.2024 05:51:18
Source secalert@redhat.com
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A flaw was found in htmldoc in v1.9.12. Double-free in function pspdf_export(),in ps-pdf.cxx may result in a write-what-where condition, allowing an attacker to execute arbitrary code and denial of service.

Affected products Warnungen 0 Metrics 3 CWE 1 References 6

Data is provided by the National Vulnerability Database (NVD)

Htmldoc Project ≫ Htmldoc Version1.9.12

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

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	0.47%	0.634

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	9.8	3.9	5.9	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov	7.5	10	6.4	AV:N/AC:L/Au:N/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://github.com/michaelrsweet/htmldoc/commit/369b2ea1fd0d0537ba707f20a2f047b6afd2fbdc

Patch

Third Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1967018

Third Party Advisory

Issue Tracking

https://github.com/michaelrsweet/htmldoc/issues/414

Third Party Advisory

Exploit

Issue Tracking

https://nvd.nist.gov/vuln/detail/CVE-2021-23158

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2021-23158

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2021-23158

EUVD