openEuler update for wireshark

1) Infinite loop

EUVDB-ID: #VU21090

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-16319

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: No

Description

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

The vulnerability exists due to infinite loop in Gryphon dissector when processing network packets in the "plugins/epan/gryphon/packet-gryphon.c" file. A remote attacker can consume all available system resources and cause denial of service conditions.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS - 20.03 LTS SP1

wireshark-help: before 2.6.2-16

wireshark-devel: before 2.6.2-16

wireshark-debugsource: before 2.6.2-16

wireshark-debuginfo: before 2.6.2-16

wireshark: before 2.6.2-16

CPE2.3

• cpe:2.3:o:openeuler:openeuler:20.03:LTS SP1:*:*:*:*:*:
• cpe:2.3:o:openeuler:openeuler:20.03:LTS:*:*:*:*:*:

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2021-1030

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.