Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2015-5334

Off-by-one error in the OBJ_obj2txt function in LibreSSL before 2.3.1 allows remote attackers to cause a denial of service (program crash) or possible execute arbitrary code via a crafted X.509 certificate, which triggers a stack-based buffer overflow. Note: this vulnerability exists because of an incorrect fix for CVE-2014-3508.

Published

2020-01-23T20:15:12.027

Last Modified

2024-11-21T02:32:48.890

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	openbsd	libressl	< 2.3.1	Yes
Operating System	opensuse	opensuse	13.2	Yes

References

http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.3.1-relnotes.txt Release Notes, Vendor Advisory ([email protected])
http://lists.opensuse.org/opensuse-updates/2015-10/msg00050.html Mailing List, Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/133998/Qualys-Security-Advisory-LibreSSL-Leak-Overflow.html Exploit, Third Party Advisory, VDB Entry ([email protected])
http://seclists.org/fulldisclosure/2015/Oct/75 Exploit, Mailing List, Third Party Advisory ([email protected])
http://www.securityfocus.com/archive/1/archive/1/536692/100/0/threaded Broken Link ([email protected])
http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.3.1-relnotes.txt Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2015-10/msg00050.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/133998/Qualys-Security-Advisory-LibreSSL-Leak-Overflow.html Exploit, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2015/Oct/75 Exploit, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/archive/1/536692/100/0/threaded Broken Link (af854a3a-2127-422b-91ae-364da2661108)