Vulnerability Details : CVE-2018-19519
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.
Products affected by CVE-2018-19519
- cpe:2.3:a:tcpdump:tcpdump:4.9.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-19519
0.13%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 48 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-19519
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:N/A:N |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2018-19519
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
-
The product does not initialize a critical resource.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-19519
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/
[SECURITY] Fedora 31 Update: tcpdump-4.9.3-1.fc31 - package-announce - Fedora Mailing-Lists
-
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44516
Pulse Security Advisory: SA44516 - 2020-07: Security Bulletin: Multiple Vulnerabilities Resolved in Pulse Connect Secure / Pulse Policy Secure 9.1R8
-
https://usn.ubuntu.com/4252-1/
USN-4252-1: tcpdump vulnerabilities | Ubuntu security notices
-
https://usn.ubuntu.com/4252-2/
USN-4252-2: tcpdump vulnerabilities | Ubuntu security notices
-
https://access.redhat.com/errata/RHSA-2019:3976
RHSA-2019:3976 - Security Advisory - Red Hat Customer Portal
-
http://www.securityfocus.com/bid/106098
Tcpdump CVE-2018-19519 Stack Based Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/
[SECURITY] Fedora 30 Update: tcpdump-4.9.3-1.fc30 - package-announce - Fedora Mailing-Lists
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/
[SECURITY] Fedora 29 Update: tcpdump-4.9.3-1.fc29 - package-announce - Fedora Mailing-Lists
-
https://github.com/zyingp/temp/blob/master/tcpdump.md
temp/tcpdump.md at master · zyingp/temp · GitHubExploit;Mitigation;Third Party Advisory
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