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Vulnerabilities / CVE-2017-18187

critical

CVE-2017-18187

In ARM mbed TLS before 2.7.0, there is a bounds-check bypass through a ...

Published Modified CWE 190
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Ubuntu (medium).

Description

In ARM mbed TLS before 2.7.0, there is a bounds-check bypass through an integer overflow in PSK identity parsing in the ssl_parse_client_psk_identity() function in library/ssl_srv.c.

Affected packages and fixed versions

SourcePackageFixed in
alpine 3.10mbedtls2.7.0-r0
alpine 3.11mbedtls2.7.0-r0
alpine 3.12mbedtls2.7.0-r0
alpine 3.13mbedtls2.7.0-r0
alpine 3.14mbedtls2.7.0-r0
alpine 3.15mbedtls2.7.0-r0
alpine 3.16mbedtls2.7.0-r0
alpine 3.17mbedtls2.7.0-r0
alpine 3.18mbedtls2.7.0-r0
alpine 3.19mbedtls2.7.0-r0
alpine 3.20mbedtls, mbedtls22.7.0-r0
alpine 3.21mbedtls, mbedtls22.7.0-r0
Show all 36 entries from 28 sources
SourcePackageFixed in
alpine 3.10mbedtls2.7.0-r0
alpine 3.11mbedtls2.7.0-r0
alpine 3.12mbedtls2.7.0-r0
alpine 3.13mbedtls2.7.0-r0
alpine 3.14mbedtls2.7.0-r0
alpine 3.15mbedtls2.7.0-r0
alpine 3.16mbedtls2.7.0-r0
alpine 3.17mbedtls2.7.0-r0
alpine 3.18mbedtls2.7.0-r0
alpine 3.19mbedtls2.7.0-r0
alpine 3.20mbedtls2.7.0-r0
alpine 3.20mbedtls22.7.0-r0
alpine 3.21mbedtls2.7.0-r0
alpine 3.21mbedtls22.7.0-r0
alpine 3.22mbedtls2.7.0-r0
alpine 3.22mbedtls22.7.0-r0
alpine 3.23mbedtls2.7.0-r0
alpine 3.23mbedtls22.7.0-r0
alpine 3.24mbedtls2.7.0-r0
alpine 3.24mbedtls22.7.0-r0
alpine 3.24mbedtls32.7.0-r0
alpine 3.8mbedtls2.7.0-r0
alpine 3.9mbedtls2.7.0-r0
alpine edgembedtls2.7.0-r0
alpine edgembedtls22.7.0-r0
alpine edgembedtls32.7.0-r0
debian 11mbedtls2.7.0-2
debian 12mbedtls2.7.0-2
debian 13mbedtls2.7.0-2
debian 14mbedtls2.7.0-2
debian 8polarssl1.3.9-2.1+deb8u3
debian 9mbedtls2.4.2-1+deb9u2
echombedtls2.7.0-2
root.io debian 12rootio-mbedtls2.7.0-2
ubuntu 16.04mbedtls2.2.1-2ubuntu0.3
ubuntu 16.04-ESMmbedtls2.2.1-2ubuntu0.3

References

All 9 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.