Vulnerability Monitor

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CVE-2019-10914

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.

Published

2019-04-08T14:29:00.233

Last Modified

2024-11-21T04:20:08.383

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-295
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	matrixssl	matrixssl	≤ 4.0.2	Yes

References

https://bugs.chromium.org/p/project-zero/issues/detail?id=1785 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://github.com/matrixssl/matrixssl/issues/26 Patch, Third Party Advisory ([email protected])
https://github.com/matrixssl/matrixssl/releases/tag/4-0-2-open Release Notes, Third Party Advisory ([email protected])
https://www.openwall.com/lists/oss-security/2019/02/15/1 ([email protected])
https://bugs.chromium.org/p/project-zero/issues/detail?id=1785 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/matrixssl/matrixssl/issues/26 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/matrixssl/matrixssl/releases/tag/4-0-2-open Release Notes, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.openwall.com/lists/oss-security/2019/02/15/1 (af854a3a-2127-422b-91ae-364da2661108)