CVE-2018-12541

In version from 3.0.0 to 3.5.3 of Eclipse Vert.x, the WebSocket HTTP upgrade implementation buffers the full http request before doing the handshake, holding the entire request body in memory. There should be a reasonnable limit (8192 bytes) above which the WebSocket gets an HTTP response with the 413 status code and the connection gets closed.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 4.0 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/eclipse-vertx/vert.x/issues/2648	Third Party Advisory
https://bugs.eclipse.org/bugs/show_bug.cgi?id=539170	Vendor Advisory
https://access.redhat.com/errata/RHSA-2018:2946	Third Party Advisory
https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26@%3Ccommits.pulsar.apache.org%3E	Mailing List Third Party Advisory
https://lists.apache.org/thread.html/re5ddabee26fbcadc7254d03a5a073d64080a9389adc9e452529664ed@%3Ccommits.pulsar.apache.org%3E	Mailing List Third Party Advisory
https://lists.apache.org/thread.html/r344235b1aea2f7fa2381495df1d77d02b595e3d7e4626e701f7c1062@%3Ccommits.pulsar.apache.org%3E	Mailing List Third Party Advisory
https://lists.apache.org/thread.html/r362835e6c7f34324ed24e318b363fcdd20cea91d0cea0b2e1164f73e@%3Cissues.bookkeeper.apache.org%3E	Mailing List Third Party Advisory
https://lists.apache.org/thread.html/r11789cd6d67ecca2d6f6bbb11e34495e68ee99287b6c59edf5b1a09c@%3Ccommits.pulsar.apache.org%3E	Mailing List Third Party Advisory
https://lists.apache.org/thread.html/r3da899890536af744dec897fbc561fd9810ac45e79a16164b53c31b2@%3Ccommits.pulsar.apache.org%3E	Mailing List Patch Third Party Advisory
https://lists.apache.org/thread.html/r8db0431ecf93f2dd2128db5ddca897b33ba883b7f126648d6a9e4c47@%3Ccommits.pulsar.apache.org%3E	Mailing List Patch Third Party Advisory
https://lists.apache.org/thread.html/rbdc279ecdb7ac496a03befb05a53605c4ce2b67e14f8f4df4cfa1203@%3Cissues.bookkeeper.apache.org%3E	Mailing List Third Party Advisory
https://lists.apache.org/thread.html/r1af71105539fe01fcecb92d2ecd8eea56c515fb1c80ecab4df424553@%3Cissues.bookkeeper.apache.org%3E	Mailing List Third Party Advisory
https://lists.apache.org/thread.html/r79789a0afb184abd13a2c07016e6e7ab8e64331f332b630bf82a2eed@%3Ccommits.pulsar.apache.org%3E	Mailing List Patch Third Party Advisory
https://lists.apache.org/thread.html/reb3cc4f3e10264896a541813c0030ec9d9466ba9b722fe5d4adc91cd@%3Cissues.bookkeeper.apache.org%3E	Mailing List Third Party Advisory
https://lists.apache.org/thread.html/r01123837ffbfdf5809e0a4ac354ad546e4ca8f18df89ee5a10eeb81b@%3Cissues.bookkeeper.apache.org%3E	Mailing List Third Party Advisory
https://lists.apache.org/thread.html/r98dc06e2b1c498d0e9eb5038d8e1aefd24e411e50522e7082dd9e0b7@%3Ccommits.bookkeeper.apache.org%3E	Mailing List Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:eclipse:vert.x:*:*:*:*:*:*:*:*

Information

Published : 2018-10-10 13:29

Updated : 2022-04-19 09:13

NVD link : CVE-2018-12541

Mitre link : CVE-2018-12541

JSON object : View

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

Products Affected

eclipse

vert.x

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/eclipse-vertx/vert.x/issues/2648", "name": "https://github.com/eclipse-vertx/vert.x/issues/2648", "tags": ["Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=539170", "name": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=539170", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "https://access.redhat.com/errata/RHSA-2018:2946", "name": "RHSA-2018:2946", "tags": ["Third Party Advisory"], "refsource": "REDHAT"}, {"url": "https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26@%3Ccommits.pulsar.apache.org%3E", "name": "[pulsar-commits] 20201215 [GitHub] [pulsar] yanshuchong opened a new issue #8967: CVSS issue list", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/re5ddabee26fbcadc7254d03a5a073d64080a9389adc9e452529664ed@%3Ccommits.pulsar.apache.org%3E", "name": "[pulsar-commits] 20210419 [GitHub] [pulsar] lhotari opened a new pull request #10261: [Security] Upgrade vertx to 3.9.7, addresses CVE-2018-12541", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/r344235b1aea2f7fa2381495df1d77d02b595e3d7e4626e701f7c1062@%3Ccommits.pulsar.apache.org%3E", "name": "[pulsar-commits] 20210419 [GitHub] [pulsar] lhotari commented on pull request #10261: [Security] Upgrade vertx to 3.9.7, addresses CVE-2018-12541", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/r362835e6c7f34324ed24e318b363fcdd20cea91d0cea0b2e1164f73e@%3Cissues.bookkeeper.apache.org%3E", "name": "[bookkeeper-issues] 20210419 [GitHub] [bookkeeper] lhotari opened a new pull request #2693: [Security] Upgrade vertx to 3.9.7, addresses CVE-2018-12541", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/r11789cd6d67ecca2d6f6bbb11e34495e68ee99287b6c59edf5b1a09c@%3Ccommits.pulsar.apache.org%3E", "name": "[pulsar-commits] 20210419 [GitHub] [pulsar] eolivelli merged pull request #10261: [Security] Upgrade vertx to 3.9.7, addresses CVE-2018-12541", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/r3da899890536af744dec897fbc561fd9810ac45e79a16164b53c31b2@%3Ccommits.pulsar.apache.org%3E", "name": "[pulsar-commits] 20210419 [GitHub] [pulsar] lhotari edited a comment on pull request #10261: [Security] Upgrade vertx to 3.9.7, addresses CVE-2018-12541", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/r8db0431ecf93f2dd2128db5ddca897b33ba883b7f126648d6a9e4c47@%3Ccommits.pulsar.apache.org%3E", "name": "[pulsar-commits] 20210419 [pulsar] branch master updated: [Security] Upgrade vertx to 3.9.7, addresses CVE-2018-12541 (#10261)", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/rbdc279ecdb7ac496a03befb05a53605c4ce2b67e14f8f4df4cfa1203@%3Cissues.bookkeeper.apache.org%3E", "name": "[bookkeeper-issues] 20210421 [GitHub] [bookkeeper] lhotari commented on pull request #2693: [Security] Upgrade vertx to 3.9.7, addresses CVE-2018-12541", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/r1af71105539fe01fcecb92d2ecd8eea56c515fb1c80ecab4df424553@%3Cissues.bookkeeper.apache.org%3E", "name": "[bookkeeper-issues] 20210507 [GitHub] [bookkeeper] dlg99 commented on pull request #2693: [Security] Upgrade vertx to 3.9.7, addresses CVE-2018-12541", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/r79789a0afb184abd13a2c07016e6e7ab8e64331f332b630bf82a2eed@%3Ccommits.pulsar.apache.org%3E", "name": "[pulsar-commits] 20210513 [pulsar] 30/46: [Security] Upgrade vertx to 3.9.7, addresses CVE-2018-12541 (#10261)", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/reb3cc4f3e10264896a541813c0030ec9d9466ba9b722fe5d4adc91cd@%3Cissues.bookkeeper.apache.org%3E", "name": "[bookkeeper-issues] 20210618 [GitHub] [bookkeeper] lhotari commented on pull request #2693: [Security] Upgrade vertx to 3.9.8, addresses CVE-2018-12541", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/r01123837ffbfdf5809e0a4ac354ad546e4ca8f18df89ee5a10eeb81b@%3Cissues.bookkeeper.apache.org%3E", "name": "[bookkeeper-issues] 20210623 [GitHub] [bookkeeper] sijie merged pull request #2693: [Security] Upgrade vertx to 3.9.8, addresses CVE-2018-12541", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.apache.org/thread.html/r98dc06e2b1c498d0e9eb5038d8e1aefd24e411e50522e7082dd9e0b7@%3Ccommits.bookkeeper.apache.org%3E", "name": "[bookkeeper-commits] 20210817 [bookkeeper] 01/03: [Security] Upgrade vertx to 3.9.8, addresses CVE-2018-12541 (#2693)", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "In version from 3.0.0 to 3.5.3 of Eclipse Vert.x, the WebSocket HTTP upgrade implementation buffers the full http request before doing the handshake, holding the entire request body in memory. There should be a reasonnable limit (8192 bytes) above which the WebSocket gets an HTTP response with the 413 status code and the connection gets closed."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-119"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2018-12541", "ASSIGNER": "security@eclipse.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}}, "publishedDate": "2018-10-10T20:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:eclipse:vert.x:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "3.5.4", "versionStartIncluding": "3.0.0"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-04-19T16:13Z"}

6.5 /10

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.0 /10

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

JSON object

Attach tags to CVE-2018-12541

6.5^/10

4.0^/10

Attach tags to `CVE-2018-12541`