CVE-2017-11541
9.8
CRITICAL · CVSS 3.0 · EPSS 3.8% (pctl 90)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
tcpdump 4.9.0 has a heap-based buffer over-read in the lldp_print function in print-lldp.c, related to util-print.c.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.79% — more likely to be exploited than 90% of all CVEs |
| Weakness | CWE-125 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-07-23 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| tcpdump | tcpdump |
References
- http://www.debian.org/security/2017/dsa-3971
- http://www.securityfocus.com/bid/99941
- http://www.securitytracker.com/id/1039307
- https://access.redhat.com/errata/RHEA-2018:0705
- https://github.com/hackerlib/hackerlib-vul/tree/master/tcpdump-vul/heap-buffer-overflow/util-print
- https://security.gentoo.org/glsa/201709-23
- https://support.apple.com/HT208221
- http://www.debian.org/security/2017/dsa-3971
- http://www.securityfocus.com/bid/99941
- http://www.securitytracker.com/id/1039307
- https://access.redhat.com/errata/RHEA-2018:0705
- https://github.com/hackerlib/hackerlib-vul/tree/master/tcpdump-vul/heap-buffer-overflow/util-print
- https://security.gentoo.org/glsa/201709-23
- https://support.apple.com/HT208221
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