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CVE-2017-13028

31
FAUCET Score

CVE-2017-13028 is a critical buffer over-read vulnerability in the BOOTP parser of tcpdump versions prior to 4.9.2, affecting Debian Linux distributions. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network without user interaction, potentially leading to complete compromise of confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, its high severity and mention in a Hackernews article highlight the importance of patching.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.9.1CPE matchmatch criteria
cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.59%
Probability of exploitation in next 30 days
EPSS Percentile
88.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0359 is in the 81st percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: tcpdump-14:4.9.2-3.el7
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: tcpdump
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: tcpdump

Vendor Advisories (1)

redhatCVE-2017-13028Low

tcpdump: Buffer over-read in print-bootp.c:bootp_print() in BOOTP parser

Sep 13, 2017

References

access.redhat.com / errata/RHEA-2018:0705
Third Party Advisory
github.com / the-tcpdump-group/tcpdump/commit/29e5470e6ab84badbc31f4532bb7554a796d9d52
Issue TrackingPatchThird Party Advisory
github.com / the-tcpdump-group/tcpdump/commit/66e22961b30547e9a8daa1f0e8dc9fbe6e2698fa
Issue TrackingThird Party Advisory
security.gentoo.org / glsa/201709-23
Third Party Advisory
support.apple.com / HT208221
Third Party Advisory
debian.org / security/2017/dsa-3971
Third Party Advisory
securitytracker.com / id/1039307
Third Party AdvisoryVDB Entry
tcpdump.org / tcpdump-changes.txt
Vendor Advisory