CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.0 | $0-$5k | 0.00 |
A vulnerability was found in Wireshark 3.4.0 (Packet Analyzer Software). It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component Dissection Engine. The manipulation with an unknown input leads to a memory leak vulnerability. The CWE definition for the vulnerability is CWE-401. The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. As an impact it is known to affect availability.
The weakness was released 12/12/2020. It is possible to read the advisory at wireshark.org. This vulnerability is known as CVE-2020-26419. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.
Applying a patch is able to eliminate this problem. The bugfix is ready for download at gitlab.com.
Product
Type
Name
Version
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: 4.2VulDB Meta Temp Score: 4.1
VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.3
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory leakCWE: CWE-401 / CWE-404
ATT&CK: T1499
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Patch: gitlab.com
Timeline
10/01/2020 🔍12/12/2020 🔍
12/12/2020 🔍
12/16/2020 🔍
Sources
Product: wireshark.orgAdvisory: wireshark.org
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2020-26419 (🔍)
Entry
Created: 12/12/2020 07:47Updated: 12/16/2020 16:50
Changes: 12/12/2020 07:47 (39), 12/16/2020 16:46 (5), 12/16/2020 16:50 (19)
Complete: 🔍
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