PT-2017-2885 · Insidesecure · Matrixssl

Published 2017-02-07 · Updated 2023-01-30 · CVE-2017-2781

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions InsideSecure MatrixSSL version 3.8.7b

Description A heap buffer overflow vulnerability exists in the X509 certificate parsing functionality. This issue can be triggered by a specially crafted x509 certificate, leading to remote code execution when presented to the vulnerable client or server application during secure connection initiation.

Recommendations For InsideSecure MatrixSSL version 3.8.7b, as a temporary workaround, consider disabling the X509 certificate parsing functionality until a patch is available. Restrict access to the vulnerable certificate parsing module to minimize the risk of exploitation. Avoid using specially crafted x509 certificates in the affected application until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-119

CWE-787

Related Identifiers

BDU:2017-02169

CVE-2017-2781

Affected Products

Matrixssl

References · 6

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2017-0277 · Exploit
• https://osv.dev/vulnerability/CVE-2017-2781 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-2781 · Security Note
• https://bdu.fstec.ru/vul/2017-02169 · Security Note
• https://t.me/cvenotify/43124 · Telegram Post
• http://securityfocus.com/bid/99249 · Note