CVE-2021-32832

Rocket.Chat is an open-source fully customizable communications platform developed in JavaScript. In Rocket.Chat before versions 3.11.3, 3.12.2, and 3.13 an issue with certain regular expressions could lead potentially to Denial of Service. This was fixed in versions 3.11.3, 3.12.2, and 3.13.

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

6.5^/10

CVSS v3.0 : MEDIUM

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

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/RocketChat/Rocket.Chat/commit/4a0dce973e37ec3f56ca2231d6030511dbdd094c	Patch Third Party Advisory
https://securitylab.github.com/advisories/GHSL-2020-310-redos-Rocket.Chat/	Exploit Third Party Advisory
https://docs.rocket.chat/guides/security/security-updates	Vendor Advisory
https://github.com/RocketChat/Rocket.Chat/releases/tag/3.11.3	Release Notes Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:rocket.chat:rocket.chat::::::::
	cpe:2.3:a:rocket.chat:rocket.chat::::::::

Information

Published : 2021-08-30 14:15

Updated : 2021-09-08 06:42

NVD link : CVE-2021-32832

Mitre link : CVE-2021-32832

JSON object : View

CWE

CWE-400

Uncontrolled Resource Consumption

Advertisement

Products Affected

rocket.chat

rocket.chat

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/RocketChat/Rocket.Chat/commit/4a0dce973e37ec3f56ca2231d6030511dbdd094c", "name": "https://github.com/RocketChat/Rocket.Chat/commit/4a0dce973e37ec3f56ca2231d6030511dbdd094c", "tags": ["Patch", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://securitylab.github.com/advisories/GHSL-2020-310-redos-Rocket.Chat/", "name": "https://securitylab.github.com/advisories/GHSL-2020-310-redos-Rocket.Chat/", "tags": ["Exploit", "Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "https://docs.rocket.chat/guides/security/security-updates", "name": "https://docs.rocket.chat/guides/security/security-updates", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://github.com/RocketChat/Rocket.Chat/releases/tag/3.11.3", "name": "https://github.com/RocketChat/Rocket.Chat/releases/tag/3.11.3", "tags": ["Release Notes", "Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Rocket.Chat is an open-source fully customizable communications platform developed in JavaScript. In Rocket.Chat before versions 3.11.3, 3.12.2, and 3.13 an issue with certain regular expressions could lead potentially to Denial of Service. This was fixed in versions 3.11.3, 3.12.2, and 3.13."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-400"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-32832", "ASSIGNER": "security-advisories@github.com"}}, "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": "2021-08-30T21:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "3.11.3"}, {"cpe23Uri": "cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "3.12.2", "versionStartIncluding": "3.12.0"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-09-08T13:42Z"}