revive-adserver up to 5.2.x Session ID uniqid entropy

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in revive-adserver up to 5.2.x. Affected by this vulnerability is the function uniqid of the component Session ID Handler. This manipulation causes entropy. This vulnerability is handled as CVE-2021-22948. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in revive-adserver up to 5.2.x (Advertising Software) and classified as problematic. Affected by this vulnerability is the function uniqid of the component Session ID Handler. The manipulation with an unknown input leads to a entropy vulnerability. The CWE definition for the vulnerability is CWE-332. The lack of entropy available for, or used by, a Pseudo-Random Number Generator (PRNG) can be a stability and security threat. As an impact it is known to affect confidentiality.

The weakness was released 09/24/2021. It is possible to read the advisory at hackerone.com. This vulnerability is known as CVE-2021-22948 since 01/06/2021. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1600.001 according to MITRE ATT&CK.

Upgrading to version 5.3.0 eliminates this vulnerability.

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Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 5.0

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Entropy
CWE: CWE-332 / CWE-331 / CWE-330
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: revive-adserver 5.3.0

Timelineinfo

01/06/2021 🔍
09/23/2021 +260 days 🔍
09/24/2021 +0 days 🔍
10/01/2021 +7 days 🔍

Sourcesinfo

Advisory: hackerone.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-22948 (🔍)
GCVE (CVE): GCVE-0-2021-22948
GCVE (VulDB): GCVE-100-183271

Entryinfo

Created: 09/24/2021 00:41
Updated: 10/01/2021 18:07
Changes: 09/24/2021 00:41 (41), 10/01/2021 17:59 (1), 10/01/2021 18:07 (18)
Complete: 🔍
Cache ID: 216::103

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