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CVE-2019-10914

Date: April 8, 2019

pubRsaDecryptSignedElementExt in MatrixSSL 4.0.1 Open, as used in Inside Secure TLS Toolkit, has a stack-based buffer overflow during X.509 certificate verification because of missing validation in psRsaDecryptPubExt in crypto/pubkey/rsa_pub.c.

Language: C

Severity Score

Related Resources (6)

https://bugs.chromium.org/p/project-zero/issues/detail?id=1785
https://www.openwall.com/lists/oss-security/2019/02/15/1
https://nvd.nist.gov/vuln/detail/CVE-2019-10914
https://github.com/matrixssl/matrixssl/issues/26
https://github.com/matrixssl/matrixssl/releases/tag/4-0-2-open
https://www.mend.io/vulnerability-database/CVE-2019-10914

Severity Score

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

Improper Certificate Validation

CWE-295

Out-of-bounds Write

CWE-787

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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