CVE-2020-1992
CVSS V2 High 9.3
CVSS V3 Critical 9.8
Description
A format string vulnerability in the Varrcvr daemon of PAN-OS on PA-7000 Series devices with a Log Forwarding Card (LFC) allows remote attackers to crash the daemon creating a denial of service condition or potentially execute code with root privileges. This issue affects Palo Alto Networks PAN-OS 9.0 versions before 9.0.7; PAN-OS 9.1 versions before 9.1.2 on PA-7000 Series devices with an LFC installed and configured. This issue requires WildFire services to be configured and enabled. This issue does not affect PAN-OS 8.1 and earlier releases. This issue does not affect any other PA Series firewalls.
Overview
- CVE ID
- CVE-2020-1992
- Assigner
- psirt@paloaltonetworks.com
- Vulnerability Status
- Analyzed
- Published Version
- 2020-04-08T19:15:14
- Last Modified Date
- 2020-04-10T13:16:09
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:* | 1 | OR | 9.0.0 | 9.0.7 |
| cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:* | 1 | OR | 9.1.0 | 9.1.2 |
| cpe:2.3:h:paloaltonetworks:pa-7050:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:paloaltonetworks:pa-7080:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:C/I:C/A:C
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 9.3
- Severity
- HIGH
- Exploitability Score
- 8.6
- Impact Score
- 10
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://security.paloaltonetworks.com/CVE-2020-1992 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-1992 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1992 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:44:56 | Added to TrackCVE | |||
| 2022-12-04 14:13:14 | 2020-04-08T19:15Z | 2020-04-08T19:15:14 | CVE Published Date | updated |
| 2022-12-04 14:13:14 | 2020-04-10T13:16:09 | CVE Modified Date | updated | |
| 2022-12-04 14:13:14 | Analyzed | Vulnerability Status | updated |