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    CVE-2017-18640

    The Alias feature in SnakeYAML before 1.26 allows entity expansion during a load operation, a related issue to CVE-2003-1564.

    Published:Dec 12, 2019
    Last Modified:Nov 21, 2024
    EPS:Dec 12, 2019
    EPSS Score:0.02166
    CVSS Score:7.5

    Affected Products

    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Oracle
    Product
    Peoplesoft Enterprise Pt Peopletools
    Vendor
    Quarkus
    Product
    Quarkus
    Vendor
    Redhat
    Product
    Amq Streams
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Jboss Fuse
    Vendor
    Redhat
    Product
    Openshift Application Runtimes
    Vendor
    Snakeyaml Project
    Product
    Snakeyaml

    Exploits

    https://bitbucket.org/asomov/snakeyaml/issues/377/allow-configuration-for-preventing-billionhttps://bitbucket.org/snakeyaml/snakeyaml/issues/377https://bitbucket.org/asomov/snakeyaml/issues/377/allow-configuration-for-preventing-billionhttps://bitbucket.org/snakeyaml/snakeyaml/issues/377https://github.com/dawetmaster/CVE-2017-18640-snakeyaml-vulnerable

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-197 Exponential Data Expansion
    CAPEC-92 Forced Integer Overflow

    Related CVEs

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    CVE-2026-35094 (CVSS 3.3) — A flaw was found in libinput. An attacker capable of deploying a Lua plugin file in specific system directorie…
    CVE-2026-35093 (CVSS 8.8) — A flaw was found in libinput. A local attacker who can place a specially crafted Lua bytecode file in certain …
    CVE-2024-3056 (CVSS 7.7) — A flaw was found in Podman. This issue may allow an attacker to create a specially crafted container that, whe…
    CVE-2024-6293 (CVSS 8.8) — Use after free in Dawn in Google Chrome prior to 126.0.6478.126 allowed a remote attacker to potentially explo…
    CVE-2024-6292 (CVSS 8.8) — Use after free in Dawn in Google Chrome prior to 126.0.6478.126 allowed a remote attacker to potentially explo…
    CVE-2024-6291 (CVSS 8.8) — Use after free in Swiftshader in Google Chrome prior to 126.0.6478.126 allowed a remote attacker to potentiall…
    CVE-2024-6290 (CVSS 8.8) — Use after free in Dawn in Google Chrome prior to 126.0.6478.126 allowed a remote attacker to potentially explo…
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    References

    https://bitbucket.org/asomov/snakeyaml/issues/377/allow-configuration-for-preventing-billion
    https://bitbucket.org/asomov/snakeyaml/wiki/Billion%20laughs%20attack
    https://bitbucket.org/snakeyaml/snakeyaml/issues/377
    https://bitbucket.org/snakeyaml/snakeyaml/wiki/Changes
    https://lists.apache.org/thread.html/r1058e7646988394de6a3fd0857ea9b1ee0de14d7bb28fee5ff782457%40%3Ccommits.atlas.apache.org%3E
    https://lists.apache.org/thread.html/r154090b871cf96d985b90864442d84eb027c72c94bc3f0a5727ba2d1%40%3Ccommon-issues.hadoop.apache.org%3E
    https://lists.apache.org/thread.html/r16ae4e529401b75a1f5aa462b272b31bf2a108236f882f06fddc14bc%40%3Ccommon-issues.hadoop.apache.org%3E
    https://lists.apache.org/thread.html/r1703a402f30c8a2ee409f8c6f393e95a63f8c952cc9ee5bf9dd586dc%40%3Ccommits.cassandra.apache.org%3E
    https://lists.apache.org/thread.html/r182e9cf6f3fb22b9be0cac4ff0685199741d2ab6e9a4e27a3693c224%40%3Ccommon-issues.hadoop.apache.org%3E
    https://lists.apache.org/thread.html/r191ceadb1b883357384981848dfa5235cb02a90070c553afbaf9b3d9%40%3Ccommits.cassandra.apache.org%3E
    https://lists.apache.org/thread.html/r1aab47b48a757c70e40fc0bcb1fcf1a3951afa6a17aee7cd66cf79f8%40%3Ccommon-commits.hadoop.apache.org%3E
    https://lists.apache.org/thread.html/r1dfac8b6a7097bcb4979402bbb6e2f8c36d0d9001e3018717eb22b7e%40%3Cdev.atlas.apache.org%3E
    https://lists.apache.org/thread.html/r1ffce2ed3017e9964f03ad2c539d69e49144fc8e9bf772d641612f98%40%3Ccommits.cassandra.apache.org%3E
    https://lists.apache.org/thread.html/r20350031c60a77b45e0eded33e9b3e9cb0cbfc5e24e1c63bf264df12%40%3Ccommits.cassandra.apache.org%3E
    https://lists.apache.org/thread.html/r22ac2aa053b7d9c6b75a49db78125c9316499668d0f4a044f3402e2f%40%3Ccommon-issues.hadoop.apache.org%3E
    https://lists.apache.org/thread.html/r2721aba31a8562639c4b937150897e24f78f747cdbda8641c0f659fe%40%3Cusers.kafka.apache.org%3E
    https://lists.apache.org/thread.html/r28c9009a48d52cf448f8b02cd823da0f8601d2dff4d66f387a35f1e0%40%3Cdev.atlas.apache.org%3E
    https://lists.apache.org/thread.html/r2a5b84fdf59042dc398497e914b5bb1aed77328320b1438144ae1953%40%3Cdev.atlas.apache.org%3E
    https://lists.apache.org/thread.html/r2b05744c0c2867daa5d1a96832965b7d6220328b0ead06c22a6e7854%40%3Ccommits.pulsar.apache.org%3E
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    https://lists.apache.org/thread.html/r436988d2cfe8a770ae361c82b181c5b2bf48a249bad84d8a55a3b46e%40%3Cdev.phoenix.apache.org%3E
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    https://lists.apache.org/thread.html/r5510f0125ba409fc1cabd098ab8b457741e5fa314cbd0e61e4339422%40%3Cdev.atlas.apache.org%3E
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    https://lists.apache.org/thread.html/rf95bebee6dfcc55067cebe8482bd31e6f481d9f74ba8e03f860c3ec7%40%3Ccommits.cassandra.apache.org%3E
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    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CKN7VGIKTYBCAKYBRG55QHXAY5UDZ7HA/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PTVJC54XGX26UJVVYCXZ7D25X3R5T2G6/
    https://mvnrepository.com/artifact/org.yaml/snakeyaml/1.25/usages
    https://security.gentoo.org/glsa/202305-28
    https://www.oracle.com/security-alerts/cpuApr2021.html
    https://bitbucket.org/asomov/snakeyaml/issues/377/allow-configuration-for-preventing-billion
    https://bitbucket.org/asomov/snakeyaml/wiki/Billion%20laughs%20attack
    https://bitbucket.org/snakeyaml/snakeyaml/issues/377
    https://bitbucket.org/snakeyaml/snakeyaml/wiki/Changes
    https://lists.apache.org/thread.html/r1058e7646988394de6a3fd0857ea9b1ee0de14d7bb28fee5ff782457%40%3Ccommits.atlas.apache.org%3E
    https://lists.apache.org/thread.html/r154090b871cf96d985b90864442d84eb027c72c94bc3f0a5727ba2d1%40%3Ccommon-issues.hadoop.apache.org%3E
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    https://lists.apache.org/thread.html/rf95bebee6dfcc55067cebe8482bd31e6f481d9f74ba8e03f860c3ec7%40%3Ccommits.cassandra.apache.org%3E
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    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PTVJC54XGX26UJVVYCXZ7D25X3R5T2G6/
    https://mvnrepository.com/artifact/org.yaml/snakeyaml/1.25/usages
    https://security.gentoo.org/glsa/202305-28
    https://www.oracle.com/security-alerts/cpuApr2021.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