Out-of-bounds Read in Tcpdump
CVE-2017-13038
The PPP parser in tcpdump before 4.9.2 has a buffer over-read in print-ppp.c:handle_mlppp().
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.045 (91.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.045 · newest: 0.045 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.gentoo.org/glsa/201709-23 (vendor-advisory)
- github.com/the-tcpdump-group/tcpdump/commit/7335163a6ef82d46ff18f3e6099a1577472… (Patch, Third Party Advisory, Issue Tracking)
- support.apple.com/HT208221
- www.debian.org/security/2017/dsa-3971 (vendor-advisory)
- www.securitytracker.com/id/1039307 (VDB Entry, Third Party Advisory, vdb-entry)
- www.tcpdump.org/tcpdump-changes.txt (Vendor Advisory)
- access.redhat.com/errata/RHEA-2018:0705 (vendor-advisory)
Frequently asked questions
- What is CVE-2017-13038?
- CVE-2017-13038 is a critical-severity vulnerability in Tcpdump, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2017-09-14.
- How severe is CVE-2017-13038?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2017-13038 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.