CVE-2016-5080

critical

Description

Integer overflow in the rtxMemHeapAlloc function in asn1rt_a.lib in Objective Systems ASN1C for C/C++ before 7.0.2 allows context-dependent attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow), on a system running an application compiled by ASN1C, via crafted ASN.1 data.

References

Advisories
More

https://www.ncsc.nl/dienstverlening/response-op-dreigingen-en-incidenten/beveiligingsadviezen/NCSC-2016-0650+1.00+Kwetsbaarheid+verholpen+in+ASN1C.html

https://github.com/programa-stic/security-advisories/tree/master/ObjSys/CVE-2016-5080

http://www.kb.cert.org/vuls/id/790839

https://source.android.com/security/bulletin/2017-01-01.html

http://www.securitytracker.com/id/1036386

http://www.securityfocus.com/bid/91836

http://www.securityfocus.com/archive/1/538952/100/0/threaded

http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160721-asn1c

http://seclists.org/fulldisclosure/2016/Jul/65

http://packetstormsecurity.com/files/137970/Objective-Systems-Inc.-ASN1C-For-C-C-Heap-Memory-Corruption.html

Details

Source: Mitre, NVD

Published: 2016-07-19

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.0976