Critical severity9.8NVD Advisory· Published Feb 13, 2018· Updated Jun 17, 2026

CVE-2018-0488

Description

ARM mbed TLS before 1.3.22, before 2.1.10, and before 2.7.0, when the truncated HMAC extension and CBC are used, allows remote attackers to execute arbitrary code or cause a denial of service (heap corruption) via a crafted application packet within a TLS or DTLS session.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Arm/MbedTLS2 versions
cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*range: >=1.3.0,<1.3.22
- (no CPE)range: <1.3.22, <2.1.10, <2.7.0
Debian/linux2 versions
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
osv-coords3 versions
pkg:rpm/opensuse/mbedtls-2&distro=openSUSE%20Tumbleweed pkg:rpm/opensuse/mbedtls-3&distro=openSUSE%20Tumbleweed pkg:rpm/suse/mbedtls&distro=SUSE%20Package%20Hub%2012
< 2.27.0-1.2+ 2 more
- (no CPE)range: < 2.27.0-1.2
- (no CPE)range: < 3.6.6-1.1
- (no CPE)range: < 1.3.19-11.1

Patches

Vulnerability mechanics

References

www.securityfocus.com/bid/103057nvdThird Party AdvisoryVDB Entry
security.gentoo.org/glsa/201804-19nvdThird Party Advisory
tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-01nvdMitigationVendor Advisory
www.debian.org/security/2018/dsa-4138nvdThird Party Advisory
www.debian.org/security/2018/dsa-4147nvdThird Party Advisory
usn.ubuntu.com/4267-1/nvd

News mentions

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cvss	0.637
epss	0.004
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000