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Vulnerability details: VCID-xk8z-61rk-fbb5
Vulnerability ID VCID-xk8z-61rk-fbb5
Aliases CVE-2019-17362
Summary In LibTomCrypt through 1.18.2, the der_decode_utf8_string function (in der_decode_utf8_string.c) does not properly detect certain invalid UTF-8 sequences. This allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) or read information from other memory locations via carefully crafted DER-encoded data.
Status Published
Exploitability 0.5
Weighted Severity 8.2
Risk 4.1
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-125 Out-of-bounds Read
System Score Found at
ssvc Track http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00020.html
ssvc Track http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00041.html
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-17362.json
epss 0.00505 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.00505 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.00505 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.00505 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.00505 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.00505 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.00505 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.0066 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.0066 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.0066 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.0066 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.0066 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.0066 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.0066 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.0066 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.0066 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
epss 0.0066 https://api.first.org/data/v1/epss?cve=CVE-2019-17362
cvssv3 5.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
ssvc Track https://github.com/libtom/libtomcrypt/issues/507
ssvc Track https://github.com/libtom/libtomcrypt/pull/508
ssvc Track https://lists.debian.org/debian-lts-announce/2019/10/msg00010.html
ssvc Track https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/47YP5SXQ4RY6KMTK2HI5ZZR244XKRMCZ/
ssvc Track https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YU5OMCY3PX54YVI4FMNDEENHDJZJ3RJW/
cvssv2 6.4 https://nvd.nist.gov/vuln/detail/CVE-2019-17362
cvssv3.1 9.1 https://nvd.nist.gov/vuln/detail/CVE-2019-17362
ssvc Track https://vuldb.com/?id.142995
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-17362.json
https://api.first.org/data/v1/epss?cve=CVE-2019-17362
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17362
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/47YP5SXQ4RY6KMTK2HI5ZZR244XKRMCZ/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YU5OMCY3PX54YVI4FMNDEENHDJZJ3RJW/
1775212 https://bugzilla.redhat.com/show_bug.cgi?id=1775212
47YP5SXQ4RY6KMTK2HI5ZZR244XKRMCZ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/47YP5SXQ4RY6KMTK2HI5ZZR244XKRMCZ/
507 https://github.com/libtom/libtomcrypt/issues/507
508 https://github.com/libtom/libtomcrypt/pull/508
cpe:2.3:a:libtom:libtomcrypt:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:libtom:libtomcrypt:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
CVE-2019-17362 https://nvd.nist.gov/vuln/detail/CVE-2019-17362
?id.142995 https://vuldb.com/?id.142995
msg00010.html https://lists.debian.org/debian-lts-announce/2019/10/msg00010.html
msg00020.html http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00020.html
msg00041.html http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00041.html
USN-USN-4868-1 https://usn.ubuntu.com/USN-4868-1/
YU5OMCY3PX54YVI4FMNDEENHDJZJ3RJW https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YU5OMCY3PX54YVI4FMNDEENHDJZJ3RJW/
No exploits are available.
Vector: SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2023-12-19T20:07:21Z/ Found at http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00020.html
Vector: SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2023-12-19T20:07:21Z/ Found at http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00041.html
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-17362.json
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:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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:P/A:Y/T:P/P:M/B:A/M:M/D:T/2023-12-19T20:07:21Z/ Found at https://github.com/libtom/libtomcrypt/issues/507
Vector: SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2023-12-19T20:07:21Z/ Found at https://github.com/libtom/libtomcrypt/pull/508
Vector: SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2023-12-19T20:07:21Z/ Found at https://lists.debian.org/debian-lts-announce/2019/10/msg00010.html
Vector: SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2023-12-19T20:07:21Z/ Found at https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/47YP5SXQ4RY6KMTK2HI5ZZR244XKRMCZ/
Vector: SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2023-12-19T20:07:21Z/ Found at https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YU5OMCY3PX54YVI4FMNDEENHDJZJ3RJW/
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2019-17362
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-17362
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:P/A:Y/T:P/P:M/B:A/M:M/D:T/2023-12-19T20:07:21Z/ Found at https://vuldb.com/?id.142995
Exploit Prediction Scoring System (EPSS)
Percentile 0.65155
EPSS Score 0.00505
Published At Aug. 11, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:34:42.491461+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.20/main.json 37.0.0