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CVE-2015-5334

Off-by-one error in the OBJ_obj2txt function in LibreSSL before 2.3.1 allows remote attackers to...

9.8 Critical

CVE-2015-5334 is a critical vulnerability (CVSS 9.8) in Libressl, published January 23, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.49%, the 89th percentile. No source names a fixed version.

Severity
9.8 CriticalCVSS 3.1, NVD
Exploit chance
3.49%EPSS, 89th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

3.49%Down 0.2 points since Feb 4, 2022
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
libressl
openSUSE:Tumbleweed
From an advisory covering 30 CVEs
before 2.5.0-1.1
2.5.0-1.1

What each source reports

NVD Score used9.8

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.

Record
CVE-2015-5334
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-787
Updated
2026-11-02
CVE ListNo score

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.

Record
CVE-2015-5334
Updated
2026-11-02
EUVDEUVD-2015-5304No score

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.

Record
EUVD-2015-5304
Updated
2026-11-03
GitHub AdvisoriesGHSA-6q9j-c3rh-x87mNo score

Off-by-one error in the OBJ_obj2txt function in LibreSSL before 2.3.1 allows remote attackers to...

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.

Record
GHSA-6q9j-c3rh-x87m
Updated
2026-11-02
OSVopenSUSE-SU-2024:10309-1No score

libcrypto38-2.5.0-1.1 on GA media

These are all security issues fixed in the libcrypto38-2.5.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10309-1
Updated
2026-11-02

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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