GSD-2021-22927
Vulnerability from gsd - Updated: 2023-12-13 01:23Details
A session fixation vulnerability exists in Citrix ADC and Citrix Gateway 13.0-82.45 when configured SAML service provider that could allow an attacker to hijack a session.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-22927",
"description": "A session fixation vulnerability exists in Citrix ADC and Citrix Gateway 13.0-82.45 when configured SAML service provider that could allow an attacker to hijack a session.",
"id": "GSD-2021-22927"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-22927"
],
"details": "A session fixation vulnerability exists in Citrix ADC and Citrix Gateway 13.0-82.45 when configured SAML service provider that could allow an attacker to hijack a session.",
"id": "GSD-2021-22927",
"modified": "2023-12-13T01:23:24.928847Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "support@hackerone.com",
"ID": "CVE-2021-22927",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Citrix ADC, Citrix Gateway",
"version": {
"version_data": [
{
"version_value": "Citrix ADC and Citrix Gateway 13.0-82.45 and later releases of 13.0"
},
{
"version_value": "Citrix ADC and Citrix Gateway 12.1-62.27 and later releases of 12.1"
},
{
"version_value": "Citrix ADC and NetScaler Gateway 11.1-65.22 and later releases of 11.1"
},
{
"version_value": "Citrix ADC 12.1-FIPS 12.1-55.247 and later releases of 12.1-FIPS"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A session fixation vulnerability exists in Citrix ADC and Citrix Gateway 13.0-82.45 when configured SAML service provider that could allow an attacker to hijack a session."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Session Fixation (CWE-384)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://support.citrix.com/article/CTX319135",
"refsource": "MISC",
"url": "https://support.citrix.com/article/CTX319135"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "11.1-65.22",
"versionStartIncluding": "11.1",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "12.1-62.27",
"versionStartIncluding": "12.1",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "13.0-82.45",
"versionStartIncluding": "13.0",
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:h:citrix:application_delivery_controller:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
}
],
"operator": "OR"
}
],
"cpe_match": [],
"operator": "AND"
},
{
"children": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "12.1-55.238",
"versionStartIncluding": "12.1",
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx\\/sdx_14030_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
},
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx\\/sdx_14060_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
},
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx\\/sdx_14080_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
},
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx_15030-50g_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
},
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx_15040-50g_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
},
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx_15060-50g_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
},
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx_15080-50g_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
},
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx_15100-50g_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
},
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx_15120-50g_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
},
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx_8905_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
},
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx_8910_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
},
{
"cpe23Uri": "cpe:2.3:h:citrix:mpx_8920_fips:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
}
],
"operator": "OR"
}
],
"cpe_match": [],
"operator": "AND"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "12.1-62.27",
"versionStartIncluding": "12.1",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "13.0-82.45",
"versionStartIncluding": "13.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "11.1-65.22",
"versionStartIncluding": "11.1",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "cve-assignments@hackerone.com",
"ID": "CVE-2021-22927"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "en",
"value": "A session fixation vulnerability exists in Citrix ADC and Citrix Gateway 13.0-82.45 when configured SAML service provider that could allow an attacker to hijack a session."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "CWE-384"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://support.citrix.com/article/CTX319135",
"refsource": "MISC",
"tags": [
"Vendor Advisory"
],
"url": "https://support.citrix.com/article/CTX319135"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 5.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 4.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": true
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.2
}
},
"lastModifiedDate": "2021-08-16T20:14Z",
"publishedDate": "2021-08-05T21:15Z"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…