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UBUNTU-CVE-2018-14881 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceUBUNTU-CVE-2018-14881

UBUNTU-CVE-2018-14881

CRITICAL9.8

The BGP parser in tcpdump before 4.9.3 has a buffer over-read in print-bgp.c:bgp_capabilities_print() (BGP_CAPCODE_RESTART).

Published Sep 30, 2019

Modified 6 months ago

Fix available

Details

The BGP parser in tcpdump before 4.9.3 has a buffer over-read in print-bgp.c:bgp_capabilities_print() (BGP_CAPCODE_RESTART).

Affected Packages

tcpdump

Ubuntu 16.04 LTS

Fixed in:

4.9.3-0ubuntu0.16.04.1

tcpdump

Ubuntu 18.04 LTS

Fixed in:

4.9.3-0ubuntu0.18.04.1

tcpdump

Ubuntu Pro 14.04 LTS

Fixed in:

4.9.3-0ubuntu0.14.04.1+esm1

References

https://ubuntu.com/security/CVE-2018-14881

https://ubuntu.com/security/notices/USN-4252-1

https://ubuntu.com/security/notices/USN-4252-2

https://www.cve.org/CVERecord?id=CVE-2018-14881

https://www.tcpdump.org/tcpdump-changes.txt

CVSS Analysis

CVSS v3.1

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

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

Upstream

Related

USN-4252-1 USN-4252-2

Ecosystems

Ubuntu 16.04 LTS Ubuntu 18.04 LTS Ubuntu Pro 14.04 LTS

Timeline

PublishedSep 30, 2019

ModifiedDec 8, 2025