CVE-2016-6885

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

The pstm_exptmod function in MatrixSSL before 3.8.4 allows remote attackers to cause a denial of service (invalid free and crash) via a base zero value for the modular exponentiation.

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-416

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://www.matrixssl.org/blog/releases/matrixssl_3_8_4Patch, Vendor Advisory
https://blog.fuzzing-project.org/51-Fun-with-Bignums-Crashing-MatrixSSL-and-more.htmlThird Party Advisory
http://www.matrixssl.org/blog/releases/matrixssl_3_8_4Patch, Vendor Advisory
https://blog.fuzzing-project.org/51-Fun-with-Bignums-Crashing-MatrixSSL-and-more.htmlThird Party Advisory

Timeline

Published: Jan 13, 2017
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2016

CVE-2016-68867.5The pstm_reverse function in MatrixSSL before 3.8.4 allows remote attackers to cause a denial of service (invalid memory read and crash) via CVE-2016-68875.9The pstm_exptmod function in MatrixSSL 3.8.6 and earlier does not properly perform modular exponentiation, which might allow remote attacker CVE-2016-68884.4Integer overflow in the net_tx_pkt_init function in hw/net/net_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to CVE-2016-68909.8Heap-based buffer overflow in MatrixSSL before 3.8.6 allows remote attackers to execute arbitrary code via a crafted Subject Alt Name in an CVE-2016-68917.5MatrixSSL before 3.8.6 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted ASN.1 Bit Field primitive in CVE-2016-68927.5The x509FreeExtensions function in MatrixSSL before 3.8.6 allows remote attackers to cause a denial of service (free of unallocated memory) CVE-2016-68938.8Cross-site request forgery (CSRF) vulnerability in the user options page in GNU Mailman 2.1.x before 2.1.23 allows remote attackers to hijac CVE-2016-68947.5Arista EOS 4.15 before 4.15.8M, 4.16 before 4.16.7M, and 4.17 before 4.17.0F on DCS-7050 series devices allow remote attackers to cause a de CVE-2016-68967.1Directory traversal vulnerability in the wp_ajax_update_plugin function in wp-admin/includes/ajax-actions.php in WordPress 4.5.3 allows remo CVE-2016-68976.5Cross-site request forgery (CSRF) vulnerability in the wp_ajax_update_plugin function in wp-admin/includes/ajax-actions.php in WordPress bef CVE-2016-68986.6XML external entity (XXE) vulnerability in the Hyper Management Module (HMM) in Huawei E9000 rack servers with software before V100R001C00SP CVE-2016-68997.5The Intelligent Baseboard Management Controller (iBMC) in Huawei RH1288 V3 servers with software before V100R003C00SPC613, RH2288 V3 servers