Out-of-bounds Read in Tcpdump
CVE-2019-1010220
tcpdump.org tcpdump 4.9.2 is affected by: CWE-126: Buffer Over-read. The impact is: May expose Saved Frame Pointer, Return Address etc. on stack. The component is: line 234: "ND_PRINT((ndo, "%s", buf));", in function named "print_prefix", in "print-hncp.c". The attack vector is: The victim must open a specially crafted pcap file.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.013 (70.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Tcpdump — versions 4.9.2
- Tcpdump.org Tcpdump — versions 4.9.2
Weakness classification (CWE)
References
- github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9.2/print-hncp.c (Patch, Third Party Advisory)
- github.com/the-tcpdump-group/tcpdump/blob/master/print-hncp.c (Patch, Third Party Advisory)
- github.com/the-tcpdump-group/tcpdump/commits/master/print-hncp.c (Patch, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-08/msg00065.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html (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)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- usn.ubuntu.com/4252-2/ (vendor-advisory)
Frequently asked questions
- What is CVE-2019-1010220?
- CVE-2019-1010220 is a low-severity vulnerability in Tcpdump, classified under Buffer Over-read. CVSS score: 3.3/10. Published 2019-07-22.
- How severe is CVE-2019-1010220?
- Low severity. CVSS v3 base score is 3.3 out of 10.