Palo Alto PAN-OS up to 9.1.1 rasmgr Daemon Request null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Palo Alto PAN-OS up to 9.1.1. This issue affects some unknown processing of the component rasmgr Daemon. This manipulation as part of Request causes null pointer dereference. This vulnerability appears as CVE-2020-1995. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Palo Alto PAN-OS up to 9.1.1 (Firewall Software). It has been declared as problematic. Affected by this vulnerability is some unknown processing of the component rasmgr Daemon. The manipulation as part of a Request leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. The summary by CVE is:

A NULL pointer dereference vulnerability in Palo Alto Networks PAN-OS allows an authenticated administrator to send a request that causes the rasmgr daemon to crash. Repeated attempts to send this request result in denial of service to all PAN-OS services by restarting the device and putting it into maintenance mode. This issue affects: PAN-OS 9.1 versions earlier than 9.1.2.

The weakness was presented 05/13/2020. This vulnerability is known as CVE-2020-1995 since 12/04/2019. The attack can be launched remotely. Required for exploitation is a single authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 9.1.2 eliminates this vulnerability.

See VDB-155207, VDB-155206, VDB-155205 and VDB-155204 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.5

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.9
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PAN-OS 9.1.2

Timelineinfo

12/04/2019 🔍
05/13/2020 +161 days 🔍
05/14/2020 +1 days 🔍
10/17/2020 +156 days 🔍

Sourcesinfo

Vendor: paloaltonetworks.com

Status: Not defined

CVE: CVE-2020-1995 (🔍)
GCVE (CVE): GCVE-0-2020-1995
GCVE (VulDB): GCVE-100-155203
See also: 🔍

Entryinfo

Created: 05/14/2020 08:34
Updated: 10/17/2020 17:15
Changes: 05/14/2020 08:34 (39), 05/14/2020 08:39 (12), 10/17/2020 17:15 (1)
Complete: 🔍
Cache ID: 216::103

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