OpenSUSE Linux update for tcpdump



| Updated: 2023-01-01
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-19519
CWE-ID CWE-126
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Opensuse
Operating systems & Components / Operating system

Vendor SUSE

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Stack-based buffer over-read

EUVDB-ID: #VU16161

Risk: Low

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:P/RL:O/RC:C]

CVE-ID: CVE-2018-19519

CWE-ID: CWE-126 - Buffer over-read

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information or cause DoS condition.

The vulnerability exists in the print_prefix function, as defined in the print-hncp.c source code file of the affected software due to insufficient initialization of the buf variable. A remote attacker can trick the victim into execution of the tcpdumpcommand on a .pcap file that submits malicious input, trigger a stack-based buffer overread and access sensitive memory information or cause a DoS condition. 

Mitigation

Update the affected packages.

Vulnerable software versions

Opensuse: 15.0

CPE2.3 External links

http://lists.opensuse.org/opensuse-security-announce/2018-12/msg00042.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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