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CVE-2018-19608

Arm Mbed TLS before 2.14.1, before 2.7.8, and before 2.1.17 allows a local unprivileged attacker...

4.7 MediumFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
High
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.34%Down 0.5 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 4.7

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.

Record
CVE-2018-19608
CVSS 3.0
4.7 MediumCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0
1.9 LowAV:L/AC:M/Au:N/C:P/I:N/A:N
Weakness
CWE-269
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2018-19608
Updated
2026-11-02
EUVDEUVD-2018-11296 No score

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.

Record
EUVD-2018-11296
Updated
2026-11-03
GitHub AdvisoriesGHSA-vqf5-9m3g-rhvm 4.7

Arm Mbed TLS before 2.14.1, before 2.7.8, and before 2.1.17 allows a local unprivileged attacker...

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.

Record
GHSA-vqf5-9m3g-rhvm
CVSS 3.0
4.7 MediumCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-269
Updated
2026-11-02
OSVALPINE-CVE-2018-19608 4.7

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.

Record
ALPINE-CVE-2018-19608
CVSS 3.0
4.7 MediumCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-03
OSV 4.7

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.

Record
CVE-2018-19608
CVSS 3.0
4.7 MediumCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
Show 5 moreShow less
OSVDEBIAN-CVE-2018-19608 4.7

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.

Record
DEBIAN-CVE-2018-19608
CVSS 3.0
4.7 MediumCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVUBUNTU-CVE-2018-19608 4.7

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.

Record
UBUNTU-CVE-2018-19608
CVSS 3.0
4.7 MediumCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVMGASA-2019-0027 No score

Updated mbedtls packages fix security vulnerability

A vulnerability was found in mbedTLS which allows a local unprivileged attacker to recover the plaintext of RSA decryption, which is used in RSA-without-(EC)DH(E) cipher suites (CVE-2018-19608).

Record
MGASA-2019-0027
Updated
2026-11-02
OSVopenSUSE-SU-2024:11043-1 No score

libmbedcrypto7-2.27.0-1.2 on GA media

These are all security issues fixed in the libmbedcrypto7-2.27.0-1.2 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:11043-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:11119-1 No score

libeverest-3.6.6-1.1 on GA media

These are all security issues fixed in the libeverest-3.6.6-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11119-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
mbedtls
Alpine:v3.10
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.11
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.12
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.13
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.14
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.15
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.16
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.17
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.18
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.19
 before 2.14.1-r0
2.14.1-r0
Show 20 moreShow less
Affected packages
PackageAffectedFixed
mbedtls
Alpine:v3.20
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.21
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.22
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.23
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.24
 before 2.14.1-r0
2.14.1-r0
mbedtls
Alpine:v3.9
 before 2.14.1-r0
2.14.1-r0
mbedtls2
Alpine:v3.20
 before 2.14.1-r0
2.14.1-r0
mbedtls2
Alpine:v3.21
 before 2.14.1-r0
2.14.1-r0
mbedtls2
Alpine:v3.22
 before 2.14.1-r0
2.14.1-r0
mbedtls2
Alpine:v3.23
 before 2.14.1-r0
2.14.1-r0
mbedtls2
Alpine:v3.24
 before 2.14.1-r0
2.14.1-r0
mbedtls3
Alpine:v3.24
 before 2.14.1-r0
2.14.1-r0
mbedtls
Debian:12
 before 2.14.1-1
2.14.1-1
mbedtls
Debian:13
 before 2.14.1-1
2.14.1-1
mbedtls
Debian:14
 before 2.14.1-1
2.14.1-1
mbedtls
Mageia:6
 before 2.7.8-1.mga6
2.7.8-1.mga6
mbedtls
Ubuntu:16.04:LTS
 All versions, plus listed versions
2.1.2-12.2.0-12.2.1-12.2.1-22.2.1-2ubuntu0.12.2.1-2ubuntu0.22.2.1-2ubuntu0.3
 None known
mbedtls
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
2.5.1-1ubuntu12.6.0-12.7.0-22.8.0-12.8.0-1ubuntu0.1~esm1
 None known
mbedtls-2
openSUSE:Tumbleweed
From an advisory covering 5 CVEs
 before 2.27.0-1.2
2.27.0-1.2
mbedtls-3
openSUSE:Tumbleweed
From an advisory covering 14 CVEs
 before 3.6.6-1.1
3.6.6-1.1

History

History
RecordedChangedSources
affected, facts
affectedOSV
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-19608 is a medium vulnerability (CVSS 4.7) in Arm Mbed Tls, published December 5, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 27th percentile. Fixed in mbedtls 2.14.1-r0.

References

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