Vulnerability Monitor

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CVE-2018-18521

Divide-by-zero vulnerabilities in the function arlib_add_symbols() in arlib.c in elfutils 0.174 allow remote attackers to cause a denial of service (application crash) with a crafted ELF file, as demonstrated by eu-ranlib, because a zero sh_entsize is mishandled.

Published

2018-10-19T17:29:00.873

Last Modified

2024-11-21T03:56:05.680

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-369
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application elfutils_project elfutils 0.174 Yes
Operating System debian debian_linux 8.0 Yes
Operating System debian debian_linux 9.0 Yes
Operating System redhat enterprise_linux_desktop 7.0 Yes
Operating System redhat enterprise_linux_server 7.0 Yes
Operating System redhat enterprise_linux_workstation 7.0 Yes
Operating System opensuse leap 15.0 Yes
Operating System opensuse leap 15.1 Yes
Operating System canonical ubuntu_linux 16.04 Yes
Operating System canonical ubuntu_linux 18.04 Yes
Operating System canonical ubuntu_linux 18.10 Yes
References