NULL pointer dereference in Tcpdump Libpcap
CVE-2019-15163
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.044 (91.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.044 · newest: 0.044 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.tcpdump.org/public-cve-list.txt (Third Party Advisory)
- github.com/the-tcpdump-group/libpcap/blob/libpcap-1.9/CHANGES (Third Party Advisory)
- github.com/the-tcpdump-group/libpcap/commit/437b273761adedcbd880f714bfa44afeec1… (Patch, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- support.f5.com/csp/article/K92862401
- support.apple.com/kb/HT210788
- support.apple.com/kb/HT210790
- support.apple.com/kb/HT210785
Frequently asked questions
- What is CVE-2019-15163?
- CVE-2019-15163 is a high-severity vulnerability in Tcpdump Libpcap, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2019-10-03.
- How severe is CVE-2019-15163?
- High severity. CVSS v3 base score is 7.5 out of 10.