CVE-2021-39946
Vulnerability from cvelistv5
Published
2022-01-18 16:52
Modified
2024-08-04 02:20
Severity ?
EPSS score ?
Summary
Improper neutralization of user input in GitLab CE/EE versions 14.3 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed an attacker to exploit XSS by abusing the generation of the HTML code related to emojis
References
▼ | URL | Tags | |
---|---|---|---|
cve@gitlab.com | https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39946.json | Vendor Advisory | |
cve@gitlab.com | https://gitlab.com/gitlab-org/gitlab/-/issues/345657 | Broken Link, Vendor Advisory | |
cve@gitlab.com | https://hackerone.com/reports/1398305 | Permissions Required, Third Party Advisory |
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-04T02:20:34.213Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/345657" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://hackerone.com/reports/1398305" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39946.json" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "GitLab", "vendor": "GitLab", "versions": [ { "status": "affected", "version": "\u003e=14.3, \u003c14.3.6" }, { "status": "affected", "version": "\u003e=14.4, \u003c14.4.4" }, { "status": "affected", "version": "\u003e=14.5, \u003c14.5.2" } ] } ], "credits": [ { "lang": "en", "value": "Thanks jarij for reporting this vulnerability through our HackerOne bug bounty program" } ], "descriptions": [ { "lang": "en", "value": "Improper neutralization of user input in GitLab CE/EE versions 14.3 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed an attacker to exploit XSS by abusing the generation of the HTML code related to emojis" } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "description": "Improper neutralization of input during web page generation (\u0027cross-site scripting\u0027) in GitLab", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2022-01-18T16:52:11", "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/345657" }, { "tags": [ "x_refsource_MISC" ], "url": "https://hackerone.com/reports/1398305" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39946.json" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "cve@gitlab.com", "ID": "CVE-2021-39946", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "GitLab", "version": { "version_data": [ { "version_value": "\u003e=14.3, \u003c14.3.6" }, { "version_value": "\u003e=14.4, \u003c14.4.4" }, { "version_value": "\u003e=14.5, \u003c14.5.2" } ] } } ] }, "vendor_name": "GitLab" } ] } }, "credit": [ { "lang": "eng", "value": "Thanks jarij for reporting this vulnerability through our HackerOne bug bounty program" } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "Improper neutralization of user input in GitLab CE/EE versions 14.3 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed an attacker to exploit XSS by abusing the generation of the HTML code related to emojis" } ] }, "impact": { "cvss": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Improper neutralization of input during web page generation (\u0027cross-site scripting\u0027) in GitLab" } ] } ] }, "references": { "reference_data": [ { "name": "https://gitlab.com/gitlab-org/gitlab/-/issues/345657", "refsource": "MISC", "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/345657" }, { "name": "https://hackerone.com/reports/1398305", "refsource": "MISC", "url": "https://hackerone.com/reports/1398305" }, { "name": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39946.json", "refsource": "CONFIRM", "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39946.json" } ] } } } }, "cveMetadata": { "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "assignerShortName": "GitLab", "cveId": "CVE-2021-39946", "datePublished": "2022-01-18T16:52:11", "dateReserved": "2021-08-23T00:00:00", "dateUpdated": "2024-08-04T02:20:34.213Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-39946\",\"sourceIdentifier\":\"cve@gitlab.com\",\"published\":\"2022-01-18T17:15:08.777\",\"lastModified\":\"2022-01-25T16:35:57.753\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Improper neutralization of user input in GitLab CE/EE versions 14.3 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed an attacker to exploit XSS by abusing the generation of the HTML code related to emojis\"},{\"lang\":\"es\",\"value\":\"Una neutralizaci\u00f3n inapropiada de la entrada del usuario en GitLab CE/EE versiones 14.3 a 14.3.6, 14.4 a 14.4.4 y 14.5 a 14.5.2, permit\u00eda a un atacante explotar una vulnerabilidad de tipo XSS al abusar de la generaci\u00f3n del c\u00f3digo HTML relacionado con los emojis\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\",\"baseScore\":5.4,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.3,\"impactScore\":2.7},{\"source\":\"cve@gitlab.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\",\"baseScore\":8.7,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":2.3,\"impactScore\":5.8}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:S/C:N/I:P/A:N\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\",\"baseScore\":3.5},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":6.8,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"14.3\",\"versionEndExcluding\":\"14.3.6\",\"matchCriteriaId\":\"9C09470F-03BE-4790-B7BC-4DDC238F67E4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"14.3\",\"versionEndExcluding\":\"14.3.6\",\"matchCriteriaId\":\"E37AE065-3899-47CB-851F-679056540FC4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"14.4\",\"versionEndExcluding\":\"14.4.4\",\"matchCriteriaId\":\"D91C9E0F-249E-4A0C-AB0F-FAEAEBBBBEC7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"14.4\",\"versionEndExcluding\":\"14.4.4\",\"matchCriteriaId\":\"61868AF5-26AA-4080-ABEE-DFAE02D94825\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"14.5\",\"versionEndExcluding\":\"14.5.2\",\"matchCriteriaId\":\"E3FD2719-9886-4B6C-A92C-4E6B662DF9E4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"14.5\",\"versionEndExcluding\":\"14.5.2\",\"matchCriteriaId\":\"3C34F25B-47BF-4ACA-9B75-2B0D46F69033\"}]}]}],\"references\":[{\"url\":\"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39946.json\",\"source\":\"cve@gitlab.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://gitlab.com/gitlab-org/gitlab/-/issues/345657\",\"source\":\"cve@gitlab.com\",\"tags\":[\"Broken Link\",\"Vendor Advisory\"]},{\"url\":\"https://hackerone.com/reports/1398305\",\"source\":\"cve@gitlab.com\",\"tags\":[\"Permissions Required\",\"Third Party Advisory\"]}]}}" } }
Loading...
Loading...
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.