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

7.5HIGH

Key Information:

Vendor

The Tcpdump Group

Status
Tcpdump
Vendor
CVE Published:
4 November 2020

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-8036?

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

Affected Version(s)

tcpdump 4.10.0-PRE-GIT

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

ENV-CVE-2020-8036
Created by yan5ui

References

https://github.com/the-tcpdump-group/tcpdump/commit/e2256...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Reza Mirzazade farkhani of iseclab.org
.