High
Security advisory
An issue was discovered in FreeRDP before 2.1.1. An out-of-bounds (OOB) write vulnerability has been detected in crypto_rsa_common in libfreerdp/crypto/crypto.c.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-13398
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:34 UTC · Revision 1
Source evidence
An issue was discovered in FreeRDP before 2.1.1. An out-of-bounds (OOB) write vulnerability has been detected in crypto_rsa_common in libfreerdp/crypto/crypto.c.
osv:CVE-2020-13398
Complete source record
{
"id": "7e886b7d6804abe3d0cf73d7f849119978a0932588f0d3b1afdf5a7c7c2d5ea4",
"url": "https://osv.dev/vulnerability/CVE-2020-13398",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-13398",
"summary": "An issue was discovered in FreeRDP before 2.1.1. An out-of-bounds (OOB) write vulnerability has been detected in crypto_rsa_common in libfreerdp/crypto/crypto.c.",
"evidence": "osv:CVE-2020-13398",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2020-13398",
"aliases": [
"CVE-2020-13398"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/freerdp/freerdp",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "1923e63516c1182bd5e917aeac563431e8c5381a"
},
{
"fixed": "8305349a943c68b1bc8c158f431dc607655aadea"
},
{
"fixed": "8fb6336a4072abcee8ce5bd6ae91104628c7bb69"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "2.1.1"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "8305349a943c68b1bc8c158f431dc607655aadea"
}
],
"source": "REFERENCES_COMMIT"
},
{
"range": [
{
"fixed": "8fb6336a4072abcee8ce5bd6ae91104628c7bb69"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"2.1.0",
"2.0.0",
"2.0.0-rc4",
"2.0.0-rc3",
"2.0.0-rc2",
"2.0.0-rc1",
"2.0.0-rc0",
"2.0.0-beta1+android11",
"2.0.0-beta1+android10",
"1.2.0-beta1+android9",
"1.2.0-beta1+android7",
"1.1.0-beta+2013071101",
"1.1.0-beta1+ios4",
"1.1.0-beta1+android5",
"1.1.0-beta1+android4",
"1.1.0-beta1+ios3",
"1.1.0-beta1+ios2",
"1.1.0-beta1+android3",
"1.1.0-beta1+android2",
"1.1.0-beta1+ios1",
"1.1.0-beta1",
"1.0.1",
"1.0.0",
"1.0-beta5",
"1.0-beta4",
"1.0-beta2",
"1.0-beta1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-13398.json",
"vanir_signatures": [
{
"id": "CVE-2020-13398-28dead16",
"digest": {
"length": 1286,
"function_hash": "127549512390578125077878650666988322463"
},
"source": "https://github.com/freerdp/freerdp/commit/8305349a943c68b1bc8c158f431dc607655aadea",
"target": {
"file": "libfreerdp/crypto/crypto.c",
"function": "crypto_rsa_common"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
},
{
"id": "CVE-2020-13398-93636d64",
"digest": {
"threshold": 0.9,
"line_hashes": [
"108360143611229333145035556397788799585",
"267434929755811889333460073677970966612",
"218501183778726424695857529119972091594",
"79815481042191531532463771216528716794",
"194581842354443939080333654740304363418",
"229886005761293117432142611991489289552",
"314536071681757153183378589567150535954",
"333411006309431888694326942078202938810",
"39794433047214326755713740973572280416",
"181999607185193836239048006737466941917",
"298470027794072186823956135920960869699",
"86588292830267100537600810180648270451",
"300505165883648502935549503689294166553",
"301753431507414083162693297366083023114",
"206585300347994937878549954786947211058",
"320853604153239521437643937574117086845",
"309036701507571958570063873341622125668",
"122366048907736079773971143512142246929",
"298694463024818382069506411535052718650",
"74792263246576237359704274791111972494",
"90448655921017157329122530072766984340"
]
},
"source": "https://github.com/freerdp/freerdp/commit/8305349a943c68b1bc8c158f431dc607655aadea",
"target": {
"file": "libfreerdp/crypto/crypto.c"
},
"deprecated": false,
"signature_type": "Line",
"signature_version": "v1"
}
],
"vanir_signatures_modified": "2026-10-20T13:54:25Z"
}
}
],
"modified": "2026-10-20T13:54:25.414489291Z",
"provider": "osv",
"references": [
"https://github.com/FreeRDP/FreeRDP/commit/8fb6336a4072abcee8ce5bd6ae91104628c7bb69",
"https://github.com/FreeRDP/FreeRDP/compare/2.1.0...2.1.1",
"https://lists.debian.org/debian-lts-announce/2020/08/msg00054.html",
"https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html",
"https://usn.ubuntu.com/4379-1/",
"https://usn.ubuntu.com/4382-1/",
"https://github.com/FreeRDP/FreeRDP/commit/8305349a943c68b1bc8c158f431dc607655aadea"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "18.04"
},
{
"last_affected": "18.04"
},
{
"introduced": "19.10"
},
{
"last_affected": "19.10"
},
{
"introduced": "20.04"
},
{
"last_affected": "20.04"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "9.0"
},
{
"last_affected": "9.0"
},
{
"introduced": "10.0"
},
{
"last_affected": "10.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"
],
"vendor_product": "opensuse:leap",
"extracted_events": [
{
"range": [
{
"introduced": "15.1"
},
{
"last_affected": "15.1"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2020-13398",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 388365,
"published_at": "2020-05-22T18:15:11.833+00:00"
}