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    CVE-2021-33813

    An XXE issue in SAXBuilder in JDOM through 2.0.6 allows attackers to cause a denial of service via a crafted HTTP request.

    Published:Jun 8, 2021
    Last Modified:Nov 21, 2024
    EPS:Jun 16, 2021
    EPSS Score:0.0006
    CVSS Score:7.5

    Affected Products

    Vendor
    Apache
    Product
    Solr
    Vendor
    Apache
    Product
    Tika
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Jdom
    Product
    Jdom
    Vendor
    Oracle
    Product
    Communications Messaging Server
    Vendor
    Redhat
    Product
    Integration
    Vendor
    Redhat
    Product
    Jboss Enterprise Bpms Platform
    Vendor
    Redhat
    Product
    Jboss Enterprise Brms Platform
    Vendor
    Redhat
    Product
    Jboss Fuse

    Exploits

    https://alephsecurity.com/vulns/aleph-2021003https://alephsecurity.com/vulns/aleph-2021003https://github.com/aalsanie/zap-api-java

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-221 Data Serialization External Entities Blowup

    Related CVEs

    CVE-2026-44825 (CVSS 8.1) — Hardcoded credentials in the Basic Authentication setup tool (bin/solr auth enable) in Apache Solr versions 9.…
    CVE-2026-22022 (CVSS 8.2) — Deployments of Apache Solr 5.3.0 through 9.10.0 that rely on Solr's "Rule Based Authorization Plugin" are vuln…
    CVE-2026-22444 (CVSS 7.1) — The "create core" API of Apache Solr 8.6 through 9.10.0 lacks sufficient input validation on some API paramete…
    CVE-2025-24814 (CVSS 5.5) — Core creation allows users to replace "trusted" configset files with arbitrary configuration Solr instances t…
    CVE-2024-52012 (CVSS 5.4) — Relative Path Traversal vulnerability in Apache Solr. Solr instances running on Windows are vulnerable to arb…
    CVE-2024-45217 (CVSS 8.1) — Insecure Default Initialization of Resource vulnerability in Apache Solr. New ConfigSets that are created via…
    CVE-2024-45216 (CVSS 9.8) — Improper Authentication vulnerability in Apache Solr. Solr instances using the PKIAuthenticationPlugin, which…
    CVE-2023-50292 (CVSS 7.5) — Incorrect Permission Assignment for Critical Resource, Improper Control of Dynamically-Managed Code Resources …
    CVE-2023-50298 (CVSS 7.5) — Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Solr.This issue affects Apa…
    CVE-2023-50291 (CVSS 7.5) — Insufficiently Protected Credentials vulnerability in Apache Solr. This issue affects Apache Solr: from 6.0.0…

    References

    https://alephsecurity.com/vulns/aleph-2021003
    https://github.com/hunterhacker/jdom/pull/188
    https://github.com/hunterhacker/jdom/releases
    https://lists.apache.org/thread.html/r21c406c7ed88fe340db7dbae75e58355159e6c324037c7d5547bf40b%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/r5674106135bb1a6ef57483f4c63a9c44bca85d0e2a8a05895a8f1d89%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/r6db397ae7281ead825338200d1f62d2827585a70797cc9ac0c4bd23f%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/r845e987b7cd8efe610284958e997b84583f5a98d3394adc09e3482fe%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/r89b3800cfabb1e773e49425e5d4239c28a659839a2eca6af3431482e%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/r9974f64723875052e02787b2a5eda689ac5247c71b827d455e5dc9a6%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/rbc075a4ac85e7a8e47420b7383f16ffa0af3b792b8423584735f369f%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/rfb7a93e40ebeb1e0068cde0bf3834dcab46bb1ef06d6424db48ed9fd%40%3Cdev.tika.apache.org%3E
    https://lists.debian.org/debian-lts-announce/2021/06/msg00026.html
    https://lists.debian.org/debian-lts-announce/2021/07/msg00012.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AH46QHE5GIMT6BL6C3GDTOYF27JYILXM/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EWFVYTHGILOQXUA7U3SPOERQXL7OPSZG/
    https://www.oracle.com/security-alerts/cpuapr2022.html
    https://www.oracle.com/security-alerts/cpujul2022.html
    https://alephsecurity.com/vulns/aleph-2021003
    https://github.com/hunterhacker/jdom/pull/188
    https://github.com/hunterhacker/jdom/releases
    https://lists.apache.org/thread.html/r21c406c7ed88fe340db7dbae75e58355159e6c324037c7d5547bf40b%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/r5674106135bb1a6ef57483f4c63a9c44bca85d0e2a8a05895a8f1d89%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/r6db397ae7281ead825338200d1f62d2827585a70797cc9ac0c4bd23f%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/r845e987b7cd8efe610284958e997b84583f5a98d3394adc09e3482fe%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/r89b3800cfabb1e773e49425e5d4239c28a659839a2eca6af3431482e%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/r9974f64723875052e02787b2a5eda689ac5247c71b827d455e5dc9a6%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/rbc075a4ac85e7a8e47420b7383f16ffa0af3b792b8423584735f369f%40%3Cissues.solr.apache.org%3E
    https://lists.apache.org/thread.html/rfb7a93e40ebeb1e0068cde0bf3834dcab46bb1ef06d6424db48ed9fd%40%3Cdev.tika.apache.org%3E
    https://lists.debian.org/debian-lts-announce/2021/06/msg00026.html
    https://lists.debian.org/debian-lts-announce/2021/07/msg00012.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AH46QHE5GIMT6BL6C3GDTOYF27JYILXM/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EWFVYTHGILOQXUA7U3SPOERQXL7OPSZG/
    https://www.oracle.com/security-alerts/cpuapr2022.html
    https://www.oracle.com/security-alerts/cpujul2022.html

    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