Security readout for executives and security teams
CVE-2017-13016 is a flaw in tcpdump before 4.9.2. A specially crafted ISO ES-IS packet can make tcpdump read beyond a buffer while parsing traffic. This mainly matters where tcpdump is used on untrusted network data or packet captures, including monitoring and troubleshooting systems. Exposure is limited to systems running tcpdump before 4.9.2 or vendor packages derived from affected tcpdump releases. Risk is highest when tcpdump parses traffic or capture files from untrusted networks. Prioritize remediation on monitoring, security operations, and administrator systems that inspect untrusted traffic. This is an old but critical-rated parsing flaw, so the main business concern is lingering legacy packages in operational tooling. Mitigation focus: Upgrade tcpdump to 4.9.2 or a vendor-fixed package.; Apply relevant Debian, Gentoo, Apple, or Red Hat vendor updates where applicable.; Restrict packet capture parsing to trusted inputs until updated..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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Open ATT&CK lookupCVE-2017-13016 mapping review
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Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- GLSA-201709-23CVE reference · vendor-advisory, x_refsource_GENTOO
- https://support.apple.com/HT208221CVE reference · x_refsource_CONFIRM
- https://github.com/the-tcpdump-group/tcpdump/commit/c177cb3800a9a68d79b2812f0ffcb9479abd6eb8CVE reference · x_refsource_CONFIRM
- RHEA-2018:0705CVE reference · vendor-advisory, x_refsource_REDHAT
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Read
Out-of-bounds Read represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.