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Vulnerability details: VCID-x3n3-jtya-aaap
Vulnerability ID VCID-x3n3-jtya-aaap
Aliases CVE-2021-46854
Summary mod_radius in ProFTPD before 1.3.7c allows memory disclosure to RADIUS servers because it copies blocks of 16 characters.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-401 Missing Release of Memory after Effective Lifetime
System Score Found at
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00130 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00804 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00826 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00826 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.00826 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.01049 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
epss 0.33109 https://api.first.org/data/v1/epss?cve=CVE-2021-46854
cvssv3.1 7.5 https://bugs.gentoo.org/811495
ssvc Track https://bugs.gentoo.org/811495
cvssv3.1 7.5 https://github.com/proftpd/proftpd/issues/1284
ssvc Track https://github.com/proftpd/proftpd/issues/1284
cvssv3.1 7.5 https://github.com/proftpd/proftpd/pull/1285
ssvc Track https://github.com/proftpd/proftpd/pull/1285
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-46854
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-46854
cvssv3.1 7.5 https://security.gentoo.org/glsa/202305-03
ssvc Track https://security.gentoo.org/glsa/202305-03
cvssv3.1 7.5 http://www.proftpd.org/docs/RELEASE_NOTES-1.3.7e
ssvc Track http://www.proftpd.org/docs/RELEASE_NOTES-1.3.7e
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-46854
https://bugs.gentoo.org/811495
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-46854
https://github.com/proftpd/proftpd/issues/1284
https://github.com/proftpd/proftpd/pull/1285
https://security.gentoo.org/glsa/202305-03
http://www.proftpd.org/docs/RELEASE_NOTES-1.3.7e
993173 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=993173
cpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*
CVE-2021-46854 https://nvd.nist.gov/vuln/detail/CVE-2021-46854
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://bugs.gentoo.org/811495
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-28T20:16:06Z/ Found at https://bugs.gentoo.org/811495
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/proftpd/proftpd/issues/1284
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-28T20:16:06Z/ Found at https://github.com/proftpd/proftpd/issues/1284
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/proftpd/proftpd/pull/1285
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-28T20:16:06Z/ Found at https://github.com/proftpd/proftpd/pull/1285
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-46854
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-46854
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://security.gentoo.org/glsa/202305-03
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-28T20:16:06Z/ Found at https://security.gentoo.org/glsa/202305-03
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at http://www.proftpd.org/docs/RELEASE_NOTES-1.3.7e
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-28T20:16:06Z/ Found at http://www.proftpd.org/docs/RELEASE_NOTES-1.3.7e
Exploit Prediction Scoring System (EPSS)
Percentile 0.48966
EPSS Score 0.00130
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.