Out-of-bounds Read Affecting tcpdump package, versions <14:4.9.2-3.el7
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL7-TCPDUMP-4476163
- published26 Jul 2021
- disclosed13 Sept 2017
Introduced: 13 Sep 2017
CVE-2017-13003 (opens in a new tab)How to fix?
Upgrade RHEL:7 tcpdump to version 14:4.9.2-3.el7 or higher.
This issue was patched in RHEA-2018:0705.
NVD Description
Note: Versions mentioned in the description apply only to the upstream tcpdump package and not the tcpdump package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
The LMP parser in tcpdump before 4.9.2 has a buffer over-read in print-lmp.c:lmp_print().
References
- https://github.com/the-tcpdump-group/tcpdump/commit/a25211918f2e790c67d859d20ccf8dbb81da1598
- https://support.apple.com/HT208221
- http://www.tcpdump.org/tcpdump-changes.txt
- https://access.redhat.com/security/cve/CVE-2017-13003
- http://www.debian.org/security/2017/dsa-3971
- https://security.gentoo.org/glsa/201709-23
- https://access.redhat.com/errata/RHEA-2018:0705
- http://www.securitytracker.com/id/1039307