CVE-2020-8036

FAUCET Score

CVE-2020-8036 describes an unsafe use of the tok2strbuf() function within the SOME/IP dissector in tcpdump versions up to 4.10.0-PRE-GIT, potentially leading to a denial-of-service. This vulnerability carries a CVSS v3.1 score of 7.5 (High), indicating a network-based attack with low complexity and high availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		4.10.0CPE matchmatch criteria	cpe:2.3:a:tcpdump:tcpdump:4.10.0:::::::*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

3.9

Impact Score

3.6

CvssVersion

3.1

Exploit Intelligence

EPSS Score

1.45%

Probability of exploitation in next 30 days

EPSS Percentile

70.6%

Percentile rank of EPSS score among Peer Group

As of 2026-07-25

Model: v2026.06.15

This CVE's current EPSS score of 0.0145 is in the 52nd percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference

View patch

Vendor Advisories (1)

redhatCVE-2020-8036Low

tcpdump: the tok2strbuf function was used by the SOME/IP dissector in an unsafe way

Feb 29, 2020

References

github.com / the-tcpdump-group/tcpdump/commit/e2256b4f2506102be2c6f7976f84f0d607c53d43

PatchThird Party Advisory