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Deserialization of Untrusted Data Affecting java-11-openjdk-headless package, versions <1:11.0.7.10-4.0.1.el7_8

Severity

high

    Threat Intelligence

    EPSS
    0.3% (70th percentile)

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  • Snyk ID SNYK-ORACLE7-JAVA11OPENJDKHEADLESS-2553815
  • published 10 Apr 2022
  • disclosed 15 Apr 2020
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Introduced: 15 Apr 2020

CVE-2020-2756 Open this link in a new tab
CWE-502 Open this link in a new tab
CWE-755 Open this link in a new tab

How to fix?

Upgrade Oracle:7 java-11-openjdk-headless to version 1:11.0.7.10-4.0.1.el7_8 or higher.
This issue was patched in ELSA-2020-1509.

NVD Description

Note: Versions mentioned in the description apply only to the upstream java-11-openjdk-headless package and not the java-11-openjdk-headless package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE (component: Serialization). Supported versions that are affected are Java SE: 7u251, 8u241, 11.0.6 and 14; Java SE Embedded: 8u241. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE, Java SE Embedded. Note: Applies to client and server deployment of Java. This vulnerability can be exploited through sandboxed Java Web Start applications and sandboxed Java applets. It can also be exploited by supplying data to APIs in the specified Component without using sandboxed Java Web Start applications or sandboxed Java applets, such as through a web service. CVSS 3.0 Base Score 3.7 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L).

References

CVSS Scores

version 3.1
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Snyk

3.7 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    Low
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NVD

3.7 low
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SUSE

3.7 low
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Red Hat

3.7 low