CVE-2017-6891

Advisory lineage Upstream: 0 Downstream: 10
Modified
Published: 22 May 2017, 19:00
Last modified:05 Aug 2024, 15:41

Vulnerability Summary

Overall Risk (default)
medium
36/100
CVSS Score
8.8 HIGH
v3.1 (nvd)
EPSS Score
1.59% LOW
2% probability -0.33%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

22 May 2017, 19:00
Published
Vulnerability first disclosed
05 Aug 2024, 15:41
Last Modified
Vulnerability information updated

Description

Two errors in the "asn1_find_node()" function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a stacked-based buffer overflow by tricking a user into processing a specially crafted assignments file via the e.g. asn1Coding utility.

CVSS Metrics

  • v3.1•HIGH•Score: 8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • v2.0•MEDIUM•Score: 6.8AV:N/AC:M/Au:N/C:P/I:P/A:P

EPSS Trends

Current EPSS score: 1.59%• Percentile: 82%

Techniques & Countermeasures

  • CWE-787•Out-of-bounds Write

    The product writes data past the end, or before the beginning, of the intended buffer.

Affected Systems

  • apache•bookkeeper

    4.12.1

  • debian•debian_linux

    8.0

  • flexera software llc•gnutls libtasn1

    4.10. Other versions may also be affected.

  • gnu•libtasn1

    4.10

References (10)