CVE-2015-5333
LibreSSL ASN.1 Object Identifier Memory Leak Denial of Service Vulnerability
Description
Memory leak in the OBJ_obj2txt function in LibreSSL before 2.3.1 allows remote attackers to cause a denial of service (memory consumption) via a large number of ASN.1 object identifiers in X.509 certificates.
INFO
Published Date :
Jan. 23, 2020, 9:15 p.m.
Last Modified :
Nov. 21, 2024, 2:32 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2015-5333.
| URL | Resource |
|---|---|
| http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.3.1-relnotes.txt | Release Notes Vendor Advisory |
| http://lists.opensuse.org/opensuse-updates/2015-10/msg00050.html | Mailing List Third Party Advisory |
| http://packetstormsecurity.com/files/133998/Qualys-Security-Advisory-LibreSSL-Leak-Overflow.html | Exploit Third Party Advisory VDB Entry |
| http://www.securityfocus.com/archive/1/archive/1/536692/100/0/threaded | Broken Link |
| http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.3.1-relnotes.txt | Release Notes Vendor Advisory |
| http://lists.opensuse.org/opensuse-updates/2015-10/msg00050.html | Mailing List Third Party Advisory |
| http://packetstormsecurity.com/files/133998/Qualys-Security-Advisory-LibreSSL-Leak-Overflow.html | Exploit Third Party Advisory VDB Entry |
| http://www.securityfocus.com/archive/1/archive/1/536692/100/0/threaded | Broken Link |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2015-5333 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2015-5333 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.3.1-relnotes.txt Added Reference http://lists.opensuse.org/opensuse-updates/2015-10/msg00050.html Added Reference http://packetstormsecurity.com/files/133998/Qualys-Security-Advisory-LibreSSL-Leak-Overflow.html Added Reference http://www.securityfocus.com/archive/1/archive/1/536692/100/0/threaded -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Jan. 29, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.3.1-relnotes.txt No Types Assigned http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.3.1-relnotes.txt Release Notes, Vendor Advisory Changed Reference Type http://lists.opensuse.org/opensuse-updates/2015-10/msg00050.html No Types Assigned http://lists.opensuse.org/opensuse-updates/2015-10/msg00050.html Mailing List, Third Party Advisory Changed Reference Type http://packetstormsecurity.com/files/133998/Qualys-Security-Advisory-LibreSSL-Leak-Overflow.html No Types Assigned http://packetstormsecurity.com/files/133998/Qualys-Security-Advisory-LibreSSL-Leak-Overflow.html Exploit, Third Party Advisory, VDB Entry Changed Reference Type http://www.securityfocus.com/archive/1/archive/1/536692/100/0/threaded No Types Assigned http://www.securityfocus.com/archive/1/archive/1/536692/100/0/threaded Broken Link Added CWE NIST CWE-400 Added CPE Configuration OR *cpe:2.3:a:openbsd:libressl:*:*:*:*:*:*:*:* versions up to (excluding) 2.3.1 Added CPE Configuration OR *cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2015-5333 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2015-5333
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.65 }} 0.14%
score
0.79158
percentile