Vulnerability Name:

CVE-2023-27534 (CCN-250529)

Assigned:2023-03-20
Published:2023-03-20
Updated:2023-04-20
Summary:cURL libcurl could allow a remote attacker to obtain sensitive information, caused by a SFTP path ~ resolving discrepancy flaw. By sending a specially crafted request using a tilde (~) character, an attacker could exploit this vulnerability to obtain sensitive information from other directory, and use this information to launch further attacks against the affected system.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2023-27534

Source: CCN
Type: Progress Community Web site
DataDirect Hybrid Data Pipeline libcurl Security Update – June 2023

Source: CCN
Type: Progress Community Web site
DataDirect ODBC libcurl Security Update – June 2023

Source: CCN
Type: Project curl Security Advisory, March 20th 2023
CVE-2023-27534: SFTP path ~ resolving discrepancy

Source: XF
Type: UNKNOWN
curl-cve202327534-info-disc(250529)

Source: support@hackerone.com
Type: Exploit, Third Party Advisory
support@hackerone.com

Source: support@hackerone.com
Type: UNKNOWN
support@hackerone.com

Source: support@hackerone.com
Type: UNKNOWN
support@hackerone.com

Source: CCN
Type: IBM Security Bulletin 7001689 (MaaS360)
IBM MaaS360 Cloud Extender Agent, Mobile Enterprise Gateway, Configuration Utility, VPN, Certificate and Base Module affected by multiple vulnerabilities

Source: CCN
Type: IBM Security Bulletin 7002501 (QRadar WinCollect Agent)
cURL as used by IBM QRadar WinCollect Agent contains multiple vulnerabilities

Source: CCN
Type: IBM Security Bulletin 7004263 (PowerSC)
Multiple vulnerabilities in Curl affect PowerSC

Source: CCN
Type: IBM Security Bulletin 7008409 (AIX)
Multiple vulnerabilities in cURL libcurl affect AIX

Source: CCN
Type: IBM Security Bulletin 7010743 (InfoSphere Information Server)
IBM InfoSphere Information Server is affected by multiple vulnerabilities in Progress DataDirect Connect for ODBC

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:curl:libcurl:7.18.0:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:infosphere_information_server:11.7:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:7476
    P
    		curl-8.0.1-150400.5.23.1 on GA media (Moderate)
    2023-06-12
    BACK
    curl libcurl 7.18.0
    ibm infosphere information server 11.7