Vulnerability · Published Nov 4, 2020 · Assigned by Tcpdump

CVE-2020-8036str2tokbuf used incorrectly by print-someip.c

High 7.5

In plain English

A high-severity security flaw in tcpdump from The TCPdump Group. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 74% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.5%top 26.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Public PoC

Official description

The tok2strbuf() function in tcpdump 4.10.0-PRE-GIT was used by the SOME/IP dissector in an unsafe way.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Ubuntu:22.04:LTStcpdump4.99.0-2UBUNTU-CVE-2020-8036

Affected products (as reported)

VendorProductVersions
The TCPdump Group tcpdump 4.10.0-PRE-GIT

References