Vulnerability Details : CVE-2015-3294
Potential exploit
The tcp_request function in Dnsmasq before 2.73rc4 does not properly handle the return value of the setup_reply function, which allows remote attackers to read process memory and cause a denial of service (out-of-bounds read and crash) via a malformed DNS request.
Vulnerability category: Denial of service
Products affected by CVE-2015-3294
- cpe:2.3:o:oracle:solaris:11.2:*:*:*:*:*:*:*
- cpe:2.3:a:thekelleys:dnsmasq:*:rc3:*:*:*:*:*:*
Threat overview for CVE-2015-3294
Top countries where our scanners detected CVE-2015-3294
Top open port discovered on systems with this issue
53
IPs affected by CVE-2015-3294 684,118
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2015-3294!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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attack surface intelligence
from SecurityScorecard.
Exploit prediction scoring system (EPSS) score for CVE-2015-3294
1.57%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 87 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-3294
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.4
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:P |
10.0
|
4.9
|
NIST |
CWE ids for CVE-2015-3294
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-3294
-
http://www.securitytracker.com/id/1032195
Dnsmasq Flaw in setup_reply() Lets Remote Users Deny Service - SecurityTracker
-
https://security.gentoo.org/glsa/201512-01
Dnsmasq: Denial of Service (GLSA 201512-01) — Gentoo security
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http://www.ubuntu.com/usn/USN-2593-1
USN-2593-1: Dnsmasq vulnerability | Ubuntu security noticesVendor Advisory
-
http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2015q2/009387.html
[Dnsmasq-discuss] dnsmsaq potential vulnerabilityThird Party Advisory
-
http://www.securityfocus.com/bid/74452
Dnsmasq CVE-2015-3294 Remote Denial of Service Vulnerability
-
http://lists.opensuse.org/opensuse-updates/2015-05/msg00013.html
openSUSE-SU-2015:0857-1: moderate: Security update for dnsmasq
-
http://www.securityfocus.com/archive/1/535354/100/1100/threaded
SecurityFocus
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http://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2015q2/009382.html
[Dnsmasq-discuss] dnsmsaq potential vulnerabilityExploit
-
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commitdiff;h=ad4a8ff7d9097008d7623df8543df435bfddeac8
thekelleys.org.uk Git - dnsmasq.git/commitdiffPatch
-
http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
Oracle Solaris Third Party Bulletin - July 2015Third Party Advisory
-
http://www.debian.org/security/2015/dsa-3251
Vendor Advisory
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