CVE-2018-0488
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.79%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.79% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- arm/mbed tls · debian/debian linux
- Source
- security@debian.org
References
- http://www.securityfocus.com/bid/103057Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201804-19Third Party Advisory
- https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-01Mitigation, Vendor Advisory
- https://usn.ubuntu.com/4267-1/
- https://www.debian.org/security/2018/dsa-4138Third Party Advisory
- https://www.debian.org/security/2018/dsa-4147Third Party Advisory
- http://www.securityfocus.com/bid/103057Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201804-19Third Party Advisory
- https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-01Mitigation, Vendor Advisory
- https://usn.ubuntu.com/4267-1/
- https://www.debian.org/security/2018/dsa-4138Third Party Advisory
- https://www.debian.org/security/2018/dsa-4147Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.