Ubuntu update for wireshark

Published: 2023-07-31

Risk	Medium
Patch available	YES
Number of vulnerabilities	5
CVE-ID	CVE-2020-13164 CVE-2020-15466 CVE-2020-17498 CVE-2020-25862 CVE-2020-25863
CWE-ID	CWE-400 CWE-835 CWE-415 CWE-20
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #2 is available.
Vulnerable software Subscribe	Ubuntu Operating systems & Components / Operating system libwireshark11 (Ubuntu package) Operating systems & Components / Operating system package or component libwireshark13 (Ubuntu package) Operating systems & Components / Operating system package or component wireshark-gtk (Ubuntu package) Operating systems & Components / Operating system package or component wireshark-common (Ubuntu package) Operating systems & Components / Operating system package or component wireshark-qt (Ubuntu package) Operating systems & Components / Operating system package or component wireshark (Ubuntu package) Operating systems & Components / Operating system package or component tshark (Ubuntu package) Operating systems & Components / Operating system package or component
Vendor	Canonical Ltd.

Security Bulletin

This security bulletin contains information about 5 vulnerabilities.

1) Resource exhaustion

EUVDB-ID: #VU28181

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-13164

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources in NFS dissector. A remote attacker can inject a malformed packet onto the wire or trick a victim to read a malformed packet trace file and perform a denial of service (DoS) attack.

Mitigation

Update the affected package wireshark to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libwireshark11 (Ubuntu package): before Ubuntu Pro

libwireshark13 (Ubuntu package): before Ubuntu Pro

wireshark-gtk (Ubuntu package): before Ubuntu Pro

wireshark-common (Ubuntu package): before Ubuntu Pro

wireshark-qt (Ubuntu package): before Ubuntu Pro

wireshark (Ubuntu package): before Ubuntu Pro

tshark (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6262-1

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.

2) Infinite loop

EUVDB-ID: #VU29492

Risk: Medium

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

CVE-ID: CVE-2020-15466

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 within the GVCP dissector. A remote attacker can pass specially crafted packet trace file to the application, consume all available system resources and cause denial of service conditions.

Mitigation

Update the affected package wireshark to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libwireshark11 (Ubuntu package): before Ubuntu Pro

libwireshark13 (Ubuntu package): before Ubuntu Pro

wireshark-gtk (Ubuntu package): before Ubuntu Pro

wireshark-common (Ubuntu package): before Ubuntu Pro

wireshark-qt (Ubuntu package): before Ubuntu Pro

wireshark (Ubuntu package): before Ubuntu Pro

tshark (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6262-1

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.

3) Double Free

EUVDB-ID: #VU45824

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-2020-17498

CWE-ID: CWE-415 - Double Free

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 error in Kafka dissector. A remote attacker can pass specially crafted data to the application, trigger double free error and crash the application.

Mitigation

Update the affected package wireshark to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libwireshark11 (Ubuntu package): before Ubuntu Pro

libwireshark13 (Ubuntu package): before Ubuntu Pro

wireshark-gtk (Ubuntu package): before Ubuntu Pro

wireshark-common (Ubuntu package): before Ubuntu Pro

wireshark-qt (Ubuntu package): before Ubuntu Pro

wireshark (Ubuntu package): before Ubuntu Pro

tshark (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6262-1

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.

4) Input validation error

EUVDB-ID: #VU47001

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-2020-25862

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input within the TCP dissector in Wireshark. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected package wireshark to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libwireshark11 (Ubuntu package): before Ubuntu Pro

libwireshark13 (Ubuntu package): before Ubuntu Pro

wireshark-gtk (Ubuntu package): before Ubuntu Pro

wireshark-common (Ubuntu package): before Ubuntu Pro

wireshark-qt (Ubuntu package): before Ubuntu Pro

wireshark (Ubuntu package): before Ubuntu Pro

tshark (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6262-1

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.

5) Input validation error

EUVDB-ID: #VU47000

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-2020-25863

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input within the MIME Multipart dissector in Wireshark. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Update the affected package wireshark to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 20.04

libwireshark11 (Ubuntu package): before Ubuntu Pro

libwireshark13 (Ubuntu package): before Ubuntu Pro

wireshark-gtk (Ubuntu package): before Ubuntu Pro

wireshark-common (Ubuntu package): before Ubuntu Pro

wireshark-qt (Ubuntu package): before Ubuntu Pro

wireshark (Ubuntu package): before Ubuntu Pro

tshark (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6262-1

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.