Is CVE-2017-5843 in the CISA KEV catalog?

No. CVE-2017-5843 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-5843?

CVE-2017-5843 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2017-5843?

CVE-2017-5843 has an EPSS score of 3.80% (89th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-5843?

Upgrade gst-plugins-bad1.0 on debian 11 to 1.10.3-1 or later.

CVE & CISA-KEV Catalog

CVE-2017-5843

HIGHEPSS 89th pctl

7.5

CVSS v3

NVD

Description

Multiple use-after-free vulnerabilities in the (1) gst_mini_object_unref, (2) gst_tag_list_unref, and (3) gst_mxf_demux_update_essence_tracks functions in GStreamer before 1.10.3 allow remote attackers to cause a denial of service (crash) via vectors involving stream tags, as demonstrated by 02785736.mxf.

CWE-416Use After Free

How to fix

Remediation Available

gst-plugins-bad1.0Debian

Fixed in:1.10.3-1CVE-2017-5843

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 ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

3.80%probability of exploitation in 30 days

89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

Patch1

openwall.com

Vendor Advisory1

gstreamer.freedesktop.org

Third-Party Advisory2

Issue Tracking1

bugzilla.gnome.org

Other references4

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	Fix

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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 2026-05-13.