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CVE-2017-13048

31
FAUCET Score

CVE-2017-13048 is a critical buffer over-read vulnerability affecting the RSVP parser in tcpdump versions prior to 4.9.2. With a CVSS score of 9.8, this flaw allows unauthenticated attackers to remotely execute arbitrary code or cause a denial of service with low attack complexity. While no public exploit code or active exploitation has been observed, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity community.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.9.1CPE matchmatch criteria
cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/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
3.0

Exploit Intelligence

EPSS Score
3.24%
Probability of exploitation in next 30 days
EPSS Percentile
87.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0324 is in the 79th 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-2017-13048Low

tcpdump: Buffer over-read in print-rsvp.c:rsvp_obj_print() in RSVP parser

Sep 13, 2017

References

access.redhat.com / errata/RHEA-2018:0705
github.com / the-tcpdump-group/tcpdump/commit/3c8a2b0e91d8d8947e89384dacf6b54673083e71
Issue TrackingPatchThird Party Advisory
security.gentoo.org / glsa/201709-23
support.apple.com / HT208221
debian.org / security/2017/dsa-3971
securitytracker.com / id/1039307
Third Party AdvisoryVDB Entry
tcpdump.org / tcpdump-changes.txt
Vendor Advisory