Home/CVE/The Rx parser in tcpdump before 4.9.3 has a buffer over-read in print-rx.c:rx_cache_find() and rx_cache_insert().
CVE

CVE-2018-14466

The Rx parser in tcpdump before 4.9.3 has a buffer over-read in print-rx.c:rx_cache_find() and rx_cache_insert().

The Rx parser in tcpdump before 4.9.3 has a buffer over-read in print-rx.c:rx_cache_find() and rx_cache_insert().

HIGH · CVSS 7.5 EPSS 0.01543
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
▤

Affected Products & Versions

6
tcpdump< 4.9.3
apple mac os x< 10.15.2
debian linuxall versions
fedoraproject fedoraall versions
opensuse leapall versions
redhat enterprise linuxall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Oct 2019 · 04:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

9
suse-csafopenSUSE-SU-2024:11425-1
suse-csafSUSE-SU-2020:3360-1
usnUSN-4252-2
usnUSN-4252-1
suse-csafopenSUSE-SU-2019:2344-1
🔗

References & Sources

16
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.htmlThird Party Advisory
http://seclists.org/fulldisclosure/2019/Dec/26Mailing ListThird Party Advisory
https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGESRelease NotesThird Party Advisory
https://github.com/the-tcpdump-group/tcpdump/commit/c24922e692a52121e853a84ead6b9337f4c08a94PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/10/msg00015.htmlThird Party Advisory
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