An issue has been discovered in GitLab CE/EE affecting all versions starting from 15.4 before 15.10.8, all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. A DollarMathPostFilter Regular Expression Denial of Service in was possible by sending crafted payloads to the preview_markdown endpoint.
{
"unresolved_ranges": [
{
"extracted_events": [
{
"introduced": "15.4.0"
},
{
"fixed": "15.10.8"
},
{
"introduced": "15.11"
},
{
"fixed": "15.11.7"
},
{
"introduced": "16.0"
},
{
"fixed": "16.0.2"
}
],
"source": "AFFECTED_FIELD"
},
{
"extracted_events": [
{
"introduced": "15.4"
},
{
"fixed": "15.10.8"
},
{
"introduced": "15.11"
},
{
"fixed": "15.11.7"
},
{
"introduced": "16.0"
},
{
"fixed": "16.0.2"
}
],
"source": "DESCRIPTION"
}
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/2xxx/CVE-2023-2132.json",
"cna_assigner": "GitLab"
}{
"extracted_events": [
{
"introduced": "15.4.0"
},
{
"fixed": "15.10.8"
},
{
"introduced": "15.11.0"
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{
"fixed": "15.11.7"
},
{
"introduced": "16.0.0"
},
{
"fixed": "16.0.2"
}
],
"source": "CPE_FIELD",
"cpe": [
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*"
]
}