openEuler 20.03 LTS SP3 update for tcpdump



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-16301
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
openEuler
Operating systems & Components / Operating system

tcpdump-debugsource
Operating systems & Components / Operating system package or component

tcpdump-help
Operating systems & Components / Operating system package or component

tcpdump-debuginfo
Operating systems & Components / Operating system package or component

tcpdump
Operating systems & Components / Operating system package or component

Vendor openEuler

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU21949

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-16301

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition in libpcap when during pcapng reading. A remote attacker can pass specially crafted data to the application that uses the affected library, trigger out-of-bounds read error and read contents of memory on the system or crash the application.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP3

tcpdump-debugsource: before 4.9.3-6

tcpdump-help: before 4.9.3-6

tcpdump-debuginfo: before 4.9.3-6

tcpdump: before 4.9.3-6

CPE2.3 External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-1862


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.



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