CVE-2018-16300 · threatengine.sh

Home/CVE/The BGP parser in tcpdump before 4.9.3 allows stack consumption in print-bgp.c:bgp_attr_print() because of unlimited rec

CVE

CVE-2018-16300

The BGP parser in tcpdump before 4.9.3 allows stack consumption in print-bgp.c:bgp_attr_print() because of unlimited rec

The BGP parser in tcpdump before 4.9.3 allows stack consumption in print-bgp.c:bgp_attr_print() because of unlimited recursion.

HIGH · CVSS 7.5 EPSS 0.00948

Schedule remediation

SSVC automatable: yes - attacks can be scripted at scale
CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-674Uncontrolled Recursion

CWE-674Uncontrolled Recursion

▤

Affected Products & Versions

1

tcpdump< 4.9.3

▣

Scoring & Timeline

7.5

HIGH · CVSS v3.1 · cve@mitre.org

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD03 Oct 2019 · 04:15 PM

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

SSVC triage · cisa-vulnrichment

Exploitation

none

Automatable

yes

Technical impact

partial

SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.

⚑

Vendor Advisories

9

suse-csafopenSUSE-SU-2024:11425-1
suse-csafSUSE-SU-2020:3360-1
usnUSN-4252-2
usnUSN-4252-1
suse-csafopenSUSE-SU-2019:2344-1
Show all 9 vendor advisoriessuse-csafopenSUSE-SU-2019:2348-1
suse-csafSUSE-SU-2019:14191-1
suse-csafSUSE-SU-2019:2674-1
rhsaRHSA-2020:4760Low

🔗

References & Sources

16

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html

http://seclists.org/fulldisclosure/2019/Dec/26

https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGESRelease NotesThird Party Advisory

https://github.com/the-tcpdump-group/tcpdump/commit/af2cf04a9394c1a56227c2289ae8da262828294aPatchThird Party Advisory

https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html

Show all 16 references

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/

https://seclists.org/bugtraq/2019/Dec/23

https://seclists.org/bugtraq/2019/Oct/28

https://security.netapp.com/advisory/ntap-20200120-0001/

https://support.apple.com/kb/HT210788

https://usn.ubuntu.com/4252-1/

https://usn.ubuntu.com/4252-2/

https://www.debian.org/security/2019/dsa-4547

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