Wireshark up to 2.4.11 ENIP Dissector packet-enip.c Packet use after free

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in Wireshark up to 2.4.11 and classified as problematic. Affected by this issue is some unknown functionality of the file epan/dissectors/packet-enip.c of the component ENIP Dissector. The manipulation as part of Packet leads to use after free. This vulnerability is traded as CVE-2019-5721. An attack has to be approached locally. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Wireshark up to 2.4.11 (Packet Analyzer Software). It has been rated as problematic. This issue affects an unknown part of the file epan/dissectors/packet-enip.c of the component ENIP Dissector. The manipulation as part of a Packet leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is availability. The summary by CVE is:

In Wireshark 2.4.0 to 2.4.11, the ENIP dissector could crash. This was addressed in epan/dissectors/packet-enip.c by changing the memory-management approach so that a use-after-free is avoided.

The bug was discovered 01/08/2019. The weakness was shared 01/08/2019 (Website). The advisory is shared at bugs.wireshark.org. The identification of this vulnerability is CVE-2019-5721 since 01/08/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 121299 (SUSE SLED15 / SLES15 Security Update : wireshark (SUSE-SU-2019:0130-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371403 (Wireshark Multiple Vulnerabilities (wnpa-sec-2019-01 to wnpa-sec-2019-05)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (121299) and SecurityFocus (BID 106482†). The entries VDB-128784, VDB-128785, VDB-128786 and VDB-128787 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 121299
Nessus Name: SUSE SLED15 / SLES15 Security Update : wireshark (SUSE-SU-2019:0130-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: 1c66174ec7aa19e2ddc79178cf59f15a654fc4fe

Timelineinfo

01/08/2019 🔍
01/08/2019 +0 days 🔍
01/08/2019 +0 days 🔍
01/08/2019 +0 days 🔍
01/08/2019 +0 days 🔍
01/09/2019 +1 days 🔍
01/18/2019 +9 days 🔍
01/22/2019 +4 days 🔍
06/23/2023 +1613 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: bugs.wireshark.org
Status: Confirmed

CVE: CVE-2019-5721 (🔍)
GCVE (CVE): GCVE-0-2019-5721
GCVE (VulDB): GCVE-100-128789
SecurityFocus: 106482 - Wireshark Multiple Denial of Service Vulnerabilities

See also: 🔍

Entryinfo

Created: 01/09/2019 17:50
Updated: 06/23/2023 12:50
Changes: 01/09/2019 17:50 (75), 04/26/2020 20:13 (4), 06/23/2023 12:50 (5)
Complete: 🔍
Cache ID: 216::103

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