Vulnerability Report

CVE-2019-18934

RCE

Title: Nlnetlabs Unbound RCE

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2019-18934.

CWE Category CWE-78
Published Date Nov 19, 2019
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 7.3 CVSS v3.1
Exploit Probability (EPSS)
3.21%

Vulnerability Summary

CVE-2019-18934: Unbound 1.6.4 through 1.9.4 contain a vulnerability in the ipsec module that can cause shell code execution after receiving a specially crafted answer. This issue can only be triggered if unbound was compiled with `--enable-ipsecmod` support, and ipsecmod is enabled and used in the configuration.

Impacted Vendors

N
nlnetlabs 1
U
unbound 1
F
fedoraproject 1

Reference Links

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00067.html http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00069.html http://www.openwall.com/lists/oss-security/2019/11/19/1 https://github.com/NLnetLabs/unbound/blob/release-1.9.5/doc/Changelog https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MOCR6JP7MSRARTOGEHGST64G4FJGX5VK/ https://www.nlnetlabs.nl/downloads/unbound/CVE-2019-18934.txt https://www.nlnetlabs.nl/news/2019/Nov/19/unbound-1.9.5-released/ http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00067.html http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00069.html http://www.openwall.com/lists/oss-security/2019/11/19/1 https://github.com/NLnetLabs/unbound/blob/release-1.9.5/doc/Changelog https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MOCR6JP7MSRARTOGEHGST64G4FJGX5VK/ https://www.nlnetlabs.nl/downloads/unbound/CVE-2019-18934.txt https://www.nlnetlabs.nl/news/2019/Nov/19/unbound-1.9.5-released/
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
6.8
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2019-18934 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected Stack

No specific products linked.