CVE-2018-19519
Published: November 25, 2018Last modified: November 9, 2023
Description
In tcpdump 4.9.2, a stack-based buffer over-read exists in the print_prefix function of print-hncp.c via crafted packet data because of missing initialization.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | NONE |
| Availability impact | NONE |
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | tcpdump | Not affected (4.99.4-r0) |
| Stream | tcpdump | Not affected (4.99.4-r1) |
References
- http://www.securityfocus.com/bid/106098
- https://access.redhat.com/errata/RHSA-2019:3976
- https://github.com/zyingp/temp/blob/master/tcpdump.md
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44516
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/
- https://usn.ubuntu.com/4252-1/
- https://usn.ubuntu.com/4252-2/