Wireshark up to 2.6.1 BGP Protocol Dissector packet-bgp.c Packet input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.3 | $0-$5k | 0.00 |
A vulnerability was found in Wireshark (Packet Analyzer Software). It has been classified as problematic. This affects an unknown function of the file epan/dissectors/packet-bgp.c of the component BGP Protocol Dissector. The manipulation as part of a Packet leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. This is going to have an impact on availability. The summary by CVE is:
In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the BGP protocol dissector could go into a large loop. This was addressed in epan/dissectors/packet-bgp.c by validating Path Attribute lengths.
The bug was discovered 07/18/2018. The weakness was disclosed 07/19/2018 as Bug 13741 as confirmed bug report (Bugzilla). It is possible to read the advisory at bugs.wireshark.org. This vulnerability is uniquely identified as CVE-2018-14342 since 07/17/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.
The vulnerability scanner Nessus provides a plugin with the ID 111392 (Debian DLA-1451-1 : wireshark security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277436 (Fedora Security Update for wireshark (FEDORA-2018-9ef52861b5)).
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 vulnerability database at Tenable (111392). The entries 121944, 121945, 121946 and 121948 are pretty similar.
Product
Type
Name
Version
- 2.2.0
- 2.2.1
- 2.2.2
- 2.2.3
- 2.2.4
- 2.2.5
- 2.2.6
- 2.2.7
- 2.2.8
- 2.2.9
- 2.2.10
- 2.2.11
- 2.2.12
- 2.2.13
- 2.2.14
- 2.2.15
- 2.4.0
- 2.4.1
- 2.4.2
- 2.4.3
- 2.4.4
- 2.4.5
- 2.4.6
- 2.4.7
- 2.6.0
- 2.6.1
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.4VulDB Meta Temp Score: 6.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Input validationCWE: CWE-20
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 111392
Nessus Name: Debian DLA-1451-1 : wireshark security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
Exposure Time: 🔍
Patch: 36af43dbb7673495948cd65d0346e8b9812b941c
Timeline
07/17/2018 🔍07/18/2018 🔍
07/18/2018 🔍
07/18/2018 🔍
07/19/2018 🔍
07/19/2018 🔍
07/29/2018 🔍
07/30/2018 🔍
04/18/2023 🔍
Sources
Product: wireshark.orgAdvisory: Bug 13741
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2018-14342 (🔍)
SecurityTracker: 1041608
SecurityFocus: 104847 - Wireshark Multiple Denial of Service Vulnerabilities
See also: 🔍
Entry
Created: 07/19/2018 09:48Updated: 04/18/2023 14:36
Changes: 07/19/2018 09:48 (77), 03/08/2020 15:30 (5), 04/18/2023 14:36 (6)
Complete: 🔍
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