CVE-2017-12966 — MEDIUM (6.5)

Vulnerability Description

The asn1f_lookup_symbol_impl function in asn1fix_retrieve.c in libasn1fix.a in asn1c 0.9.28 allows remote attackers to cause a denial of service (segmentation fault) via a crafted .asn1 file.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Asn1C Project	Asn1C	0.9.28

Related Weaknesses (CWE)

CWE-119

References

https://drive.google.com/open?id=0B9DojFnTUSNGd05zSHI1RmpKQjQExploitMailing ListThird Party Advisory
https://drive.google.com/open?id=0B9DojFnTUSNGd05zSHI1RmpKQjQExploitMailing ListThird Party Advisory

FAQ

What is CVE-2017-12966?

CVE-2017-12966 is a vulnerability with a CVSS score of 6.5 (MEDIUM). The asn1f_lookup_symbol_impl function in asn1fix_retrieve.c in libasn1fix.a in asn1c 0.9.28 allows remote attackers to cause a denial of service (segmentation fault) via a crafted .asn1 file.

How severe is CVE-2017-12966?

CVE-2017-12966 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-12966?

Check the references section above for vendor advisories and patch information. Affected products include: Asn1C Project Asn1C.