VDB-225959 · CVE-2023-26756 · GCVE-0-2023-26756

Revive Adserver 5.4.1 excessive authentication ⚔ [Disputed]

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.6	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in Revive Adserver 5.4.1. This affects an unknown function. The manipulation leads to excessive authentication. This vulnerability is traded as CVE-2023-26756. It is possible to initiate the attack remotely. There is no exploit available. The real existence of this vulnerability is still doubted at the moment.

Detailsinfo

A vulnerability was found in Revive Adserver 5.4.1 (Advertising Software) and classified as problematic. This issue affects some unknown processing. The manipulation with an unknown input leads to a excessive authentication vulnerability. Using CWE to declare the problem leads to CWE-307. The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it more susceptible to brute force attacks. Impacted is confidentiality. The summary by CVE is:

The login page of Revive Adserver v5.4.1 is vulnerable to brute force attacks.

The weakness was shared 04/14/2023. The identification of this vulnerability is CVE-2023-26756 since 02/27/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1110.001 according to MITRE ATT&CK.

The real existence of this vulnerability is still doubted at the moment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

revive-adserver.com is providing further details. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Advertising Software

Vendor

Revive

Name

Adserver

Version

5.4.1

License

free

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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: 🔍

Exploitinginfo

Class: Excessive authentication
CWE: CWE-307 / CWE-799 / CWE-400
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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 Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/27/2023 🔍
04/14/2023 +45 days 🔍
04/14/2023 +0 days 🔍
04/26/2024 +377 days 🔍

Sourcesinfo

Status: Not defined
Disputed: 🔍

CVE: CVE-2023-26756 (🔍)
GCVE (CVE): GCVE-0-2023-26756
GCVE (VulDB): GCVE-100-225959
Misc.: 🔍

Entryinfo

Created: 04/14/2023 16:12
Updated: 04/26/2024 00:22
Changes: 04/14/2023 16:12 (37), 05/03/2023 08:56 (1), 05/03/2023 09:01 (11), 04/26/2024 00:22 (18)
Complete: 🔍
Cache ID: 216::103