Cisco AppDynamics PHP Agent up to 23.4.0 default permission

CVSS Meta Temp Score
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Cisco AppDynamics PHP Agent up to 23.4.0. The impacted element is an unknown function. Such manipulation leads to default permission. This vulnerability is documented as CVE-2023-20274. The attack needs to be performed locally. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Cisco AppDynamics PHP Agent up to 23.4.0 (Programming Language Software) and classified as critical. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a default permission vulnerability. Using CWE to declare the problem leads to CWE-276. During installation, installed file permissions are set to allow anyone to modify those files. Impacted is confidentiality, integrity, and availability.

The weakness was released 11/15/2023 as cisco-sa-appd-php-authpriv-gEBwTvu5. The advisory is shared for download at sec.cloudapps.cisco.com. This vulnerability is handled as CVE-2023-20274 since 10/27/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1222.

The vulnerability scanner Nessus provides a plugin with the ID 299882 (Cisco AppDynamics PHP Agent Privilege Escalation (cisco-sa-appd-php-authpriv-gEBwTvu5)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 23.7.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (299882). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.7
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 6.3
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Default permission
CWE: CWE-276 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 299882
Nessus Name: Cisco AppDynamics PHP Agent Privilege Escalation (cisco-sa-appd-php-authpriv-gEBwTvu5)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: AppDynamics PHP Agent 23.7.0

Timelineinfo

10/27/2022 🔍
11/15/2023 +384 days 🔍
11/15/2023 +0 days 🔍
02/25/2026 +833 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-appd-php-authpriv-gEBwTvu5
Status: Confirmed

CVE: CVE-2023-20274 (🔍)
GCVE (CVE): GCVE-0-2023-20274
GCVE (VulDB): GCVE-100-245516

Entryinfo

Created: 11/15/2023 18:41
Updated: 02/25/2026 09:54
Changes: 11/15/2023 18:41 (40), 12/10/2023 15:38 (1), 12/10/2023 15:44 (21), 08/29/2024 22:48 (16), 02/25/2026 09:54 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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