What’s Vulnerable › Vulnerabilities
CVE-2019-15163
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 4.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2019-10-03 · updated 2026-06-17
- Weakness: CWE-476
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.
Affected products
- The Tcpdump Group libpcap: before 1.9.1 — fixed in 1.9.1
How to fix
Upgrade to a fixed version: The Tcpdump Group libpcap 1.9.1. Check the vendor advisory for mitigations.
References
- http://seclists.org/fulldisclosure/2019/Dec/26
- https://github.com/the-tcpdump-group/libpcap/blob/libpcap-1.9/CHANGES
- https://github.com/the-tcpdump-group/libpcap/commit/437b273761adedcbd880f714bfa44afeec186a31
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5P5K3DQ4TFSZBDB3XN4CZNJNQ3UIF3D3/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GBIEKWLNIR62KZ5GA7EDXZS52HU6OE5F/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UZTIPUWABYUE5KQOLCKAW65AUUSB7QO6/
- https://seclists.org/bugtraq/2019/Dec/23
- https://support.apple.com/kb/HT210785
- https://support.apple.com/kb/HT210788
- https://support.apple.com/kb/HT210789
- https://support.apple.com/kb/HT210790
- https://support.f5.com/csp/article/K92862401?utm_source=f5support&%3Butm_medium=RSS
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