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    CVE-2020-4462

    IBM Sterling External Authentication Server 6.0.1, 6.0.0, 2.4.3.2, and 2.4.2 and IBM Sterling Secure Proxy 6.0.1, 6.0.0, 3.4.3, and 3.4.2 are vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 181482.

    Published:Jul 16, 2020
    Last Modified:Nov 21, 2024
    EPS:Jul 16, 2020
    EPSS Score:0.00977
    CVSS Score:8.2

    Affected Products

    Vendor
    Ibm
    Product
    Sterling External Authentication Server
    Vendor
    Ibm
    Product
    Sterling Secure Proxy

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-221 Data Serialization External Entities Blowup

    Related CVEs

    CVE-2023-29261 (CVSS 5.1) — IBM Sterling Secure Proxy 6.0.3 and 6.1.0 could allow a local user with specific information about the system …
    CVE-2023-32338 (CVSS 5.1) — IBM Sterling Secure Proxy and IBM Sterling External Authentication Server 6.0.3 and 6.1.0 stores user credenti…
    CVE-2022-35720 (CVSS 2.3) — IBM Sterling External Authentication Server 6.1.0 and IBM Sterling Secure Proxy 6.0.3 uses weaker than expecte…
    CVE-2022-22349 (CVSS 4.3) — IBM Sterling External Authentication Server 3.4.3.2, 6.0.2.0, and 6.0.3.0 is vulnerable to path traversals, du…
    CVE-2022-22336 (CVSS 7.5) — IBM Sterling External Authentication Server and IBM Sterling Secure Proxy 6.0.3.0, 6.0.2.0, and 3.4.3.2 could …
    CVE-2022-22333 (CVSS 6.5) — IBM Sterling Secure Proxy 6.0.3.0, 6.0.2.0, and 3.4.3.2 and IBM Sterling External Authentication Server are vu…
    CVE-2021-29728 (CVSS 4.9) — IBM Sterling Secure Proxy 6.0.1, 6.0.2, 2.4.3.2, and 3.4.3.2 contains hard-coded credentials, such as a passwo…
    CVE-2021-29723 (CVSS 7.5) — IBM Sterling Secure Proxy 6.0.1, 6.0.2, 2.4.3.2, and 3.4.3.2 uses weaker than expected cryptographic algorithm…
    CVE-2021-29722 (CVSS 7.5) — IBM Sterling Secure Proxy 6.0.1, 6.0.2, 2.4.3.2, and 3.4.3.2 uses weaker than expected cryptographic algorithm…
    CVE-2013-0517 (CVSS 7.8) — A Command Execution Vulnerability exists in IBM Sterling External Authentication Server 2.2.0, 2.3.01, 2.4.0, …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High