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CVE-2017-13004

32
FAUCET Score

CVE-2017-13004 is a critical buffer over-read vulnerability in the Juniper protocols parser within tcpdump versions prior to 4.9.2, affecting Debian Linux and tcpdump itself. With a CVSS score of 9.8, this vulnerability allows unauthenticated attackers to achieve high impact on confidentiality, integrity, and availability over the network with low attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or inclusion in CISA's KEV catalog, despite significant community discussion and media coverage.

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
3.48%
Probability of exploitation in next 30 days
EPSS Percentile
87.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0348 is in the 80th 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 6Fixed in: tcpdump
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: tcpdump

Vendor Advisories (1)

redhatCVE-2017-13004Low

tcpdump: Buffer over-read in print-juniper.c:juniper_parse_header() in Juniper protocols parser

Sep 13, 2017

References

access.redhat.com / errata/RHEA-2018:0705
Third Party Advisory
github.com / the-tcpdump-group/tcpdump/commit/35d146b7a66496d72cdeb95ccb33ab80a265ce90
Issue TrackingThird Party Advisory
github.com / the-tcpdump-group/tcpdump/commit/42073d54c53a496be40ae84152bbfe2c923ac7bc
Issue TrackingPatchThird 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