CVE-2018-19608: arm mbed_tls Improper Privilege Management
CVSS: 4.7v3.0MediumModified
AliasesALPINE-CVE-2018-19608MGASA-2019-0027UBUNTU-CVE-2018-19608DEBIAN-CVE-2018-19608
Published 05-12-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-19608 is a medium (CVSS 4.7) Improper Privilege Management vulnerability in arm mbed_tls. EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 25.8% of scored vulnerabilities.
CVSS score
4.7/10
010
Medium · v3.0 (NVD)EPSS score
0.34%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 2 · Related 2Timeline
- 05-12-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Arm Mbed TLS before 2.14.1, before 2.7.8, and before 2.1.17 allows a local unprivileged attacker to recover the plaintext of RSA decryption, which is used in RSA-without-(EC)DH(E) cipher suites.
CVSS metrics
5 scores · 4 sources · 2 versionsMedium 4.7Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:NSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated4.7MediumCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- OSV · UbuntuEcosystem advisory · calculated4.7MediumCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated4.7MediumCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Low 1.9Preferred score · NVD (NIST)
AV:L/AC:M/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
0.34%
Chance of exploitation in the next 30 days
Percentile
26%
Versus all other CVEs
30-day change
0.00 pp
From 0.34% on 19-09-2026
19-09-202619-10-2026
EPSS score0.34%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Alpine1 product
- mbedtls< 2.14.1-r0
Arm1 product
- mbed_tls≥ 2.1.0, < 2.1.17 | ≥ 2.7.0, < 2.7.8
Debian1 product
- mbedtls< 2.14.1-1
Mageia1 product
- mbedtls< 2.7.8-1.mga6
Trustedfirmware1 product
- mbed_tls≥ 2.14.0, < 2.14.1
Ubuntu1 product
- mbedtlsAll versions (No fix recorded)
6 vendors · 6 products
References
11 links- tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-03X Refsource CONFIRMThird Party AdvisoryAdvisoryREPORT
- tls.mbed.org/tech-updates/releases/mbedtls-2.14.1-2.7.8-and-2.1.17-releasedX Refsource CONFIRMThird Party AdvisoryWEBREPORT
