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Vulnerability · Published Oct 6, 2020 · Assigned by mitre

CVE-2020-25863

High 7.5

In plain English

A high-severity security flaw in the wireshark package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.9% (higher than 92% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.5High
Exploit odds (30 days)4.9%top 7.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In Wireshark 3.2.0 to 3.2.6, 3.0.0 to 3.0.13, and 2.6.0 to 2.6.20, the MIME Multipart dissector could crash. This was addressed in epan/dissectors/packet-multipart.c by correcting the deallocation of invalid MIME parts.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20wireshark3.2.7-r0ALPINE-CVE-2020-25863
Alpine:v3.21wireshark3.2.7-r0ALPINE-CVE-2020-25863
Alpine:v3.22wireshark3.2.7-r0ALPINE-CVE-2020-25863
Alpine:v3.23wireshark3.2.7-r0ALPINE-CVE-2020-25863
Alpine:v3.24wireshark3.2.7-r0ALPINE-CVE-2020-25863
Debian:12wireshark3.2.7-1DEBIAN-CVE-2020-25863
Debian:13wireshark3.2.7-1DEBIAN-CVE-2020-25863
Debian:14wireshark3.2.7-1DEBIAN-CVE-2020-25863

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References