Citrix ADC/Gateway 12.1/13.0/13.1 NSIP/SNIP function return value

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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Citrix ADC and Gateway 12.1/13.0/13.1. This issue affects some unknown processing of the component NSIP/SNIP. Such manipulation leads to function return value. This vulnerability is uniquely identified as CVE-2023-24487. The attack can only be initiated within the local network. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Citrix ADC and Gateway 12.1/13.0/13.1 (Connectivity Software). Affected by this issue is an unknown functionality of the component NSIP/SNIP. The manipulation with an unknown input leads to a function return value vulnerability. Using CWE to declare the problem leads to CWE-253. The product incorrectly checks a return value from a function, which prevents it from detecting errors or exceptional conditions. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 05/11/2023 as CTX477714. The advisory is available at support.citrix.com. This vulnerability is handled as CVE-2023-24487. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

Upgrading to version 12.1-65.35, 13.0-90.11 or 13.1-45.61 eliminates this vulnerability.

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Productinfo

Type

Connectivity Software

Vendor

Citrix

Name

Version

License

commercial

Website

Vendor: https://www.citrix.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: Function return value
CWE: CWE-253
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ADC/Gateway 12.1-65.35/13.0-90.11/13.1-45.61

Timelineinfo

01/24/2023 🔍
05/11/2023 +106 days 🔍
05/11/2023 +0 days 🔍
06/07/2023 +27 days 🔍

Sourcesinfo

Vendor: citrix.com

Advisory: CTX477714
Status: Confirmed

CVE: CVE-2023-24487 (🔍)
GCVE (CVE): GCVE-0-2023-24487
GCVE (VulDB): GCVE-100-228782

Entryinfo

Created: 05/11/2023 11:44
Updated: 06/07/2023 14:44
Changes: 05/11/2023 11:44 (40), 06/07/2023 14:44 (1)
Complete: 🔍
Cache ID: 216::103