CVE-2019-15163

HIGH EPSS 90.2%
Published Oct 3, 20196y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Oct 3, 2019 6y ago
Last Modified Jun 17, 2026 2w ago

Description

rpcapd/daemon.c in libpcap before 1.9.1 allows attackers to cause a denial of service (NULL pointer dereference and daemon crash) if a crypt() call fails.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
90.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 1

VendorProductVersionRange
tcpdumplibpcap* <1.9.1

References 14

  • seclists.org http://seclists.org/fulldisclosure/2019/Dec/26
  • github.com https://github.com/the-tcpdump-group/libpcap/blob/libpcap-1.9/CHANGES
    Third Party Advisory
  • github.com https://github.com/the-tcpdump-group/libpcap/commit/437b273761adedcbd880f714bfa44afeec186a31
    PatchThird Party Advisory
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5P5K3DQ4TFSZBDB3XN4CZNJNQ3UIF3D3/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GBIEKWLNIR62KZ5GA7EDXZS52HU6OE5F/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UZTIPUWABYUE5KQOLCKAW65AUUSB7QO6/
  • seclists.org https://seclists.org/bugtraq/2019/Dec/23
  • support.apple.com https://support.apple.com/kb/HT210785
  • support.apple.com https://support.apple.com/kb/HT210788
  • support.apple.com https://support.apple.com/kb/HT210789
  • support.apple.com https://support.apple.com/kb/HT210790
  • support.f5.com https://support.f5.com/csp/article/K92862401?utm_source=f5support&amp%3Butm_medium=RSS
  • oracle.com https://www.oracle.com/security-alerts/cpuapr2020.html
  • tcpdump.org https://www.tcpdump.org/public-cve-list.txt
    Third Party Advisory

Remediation

  • github.com https://github.com/the-tcpdump-group/libpcap/commit/437b273761adedcbd880f714bfa44afeec186a31
    PatchThird Party Advisory