CVE-2019-17362
libtomcrypt - security update
9.1
CRITICAL
CVSS 3.1
EPSS 0.47%
Description
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.
How to fix CVE-2019-17362
To remediate CVE-2019-17362, upgrade the affected package to a fixed version below.
- —upgrade to 0.079-r0 or later
- —upgrade to 1.18.2-3 or later
- —upgrade to 1.17-6+deb8u1 or later
Is CVE-2019-17362 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 0.079-r0
- from 0, < 1.18.2-3
- from 0, < 1.17-6+deb8u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |