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CVE-2016-7052· NVD / CVE Program· CNA mitre

crypto/x509/x509_vfy.c in OpenSSL 1.0.2i allows remote attackers to cause a denial of service (NULL pointer dereference and application cras

crypto/x509/x509_vfy.c in OpenSSL 1.0.2i allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) by triggering a CRL operation.

HighCVSS 7.5 · v3.1—No exploit Fix available
Published
Sep 26, 2016
Updated
Jun 16, 2026
EPSS
30.2% · 98th percentile
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Report tools

JSON

Action score

39

Monitor

Low priority for now.

CVSS
30 / 40 · 7.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
9 / 30 · 30.2%

Affected systems

VendorProduct
opensslopenssl
novellsuse linux enterprise module for web scripting
nodejsnode.js

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • nodejs node.js4.0.0 and later · up to 4.1.2 inclusive
  • nodejs node.js4.2.0 and later · before 4.6.0
  • nodejs node.js6.0.0 and later · before 6.7.0

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Alpine:v3.2opensslbefore 1.0.2j-r01.0.2j-r0
Debian:12opensslbefore 1.0.2j-11.0.2j-1
SUSE:Linux Enterprise Module for Web and Scripting 12nodejs4before 4.6.0-8.14.6.0-8.1
SUSE:Linux Enterprise Server 11 SP4-LTSSfirefox-atkbefore 2.26.1-2.8.42.26.1-2.8.4
SUSE:Linux Enterprise Server 11 SP4-LTSSfirefox-cairobefore 1.15.10-2.13.41.15.10-2.13.4
SUSE:Linux Enterprise Server 11 SP4-LTSSfirefox-gdk-pixbufbefore 2.36.11-2.8.42.36.11-2.8.4
SUSE:Linux Enterprise Server 11 SP4-LTSSfirefox-glib2before 2.54.3-2.14.72.54.3-2.14.7
SUSE:Linux Enterprise Server 11 SP4-LTSSfirefox-gtk3before 3.10.9-2.15.33.10.9-2.15.3
SUSE:Linux Enterprise Server 11 SP4-LTSSfirefox-harfbuzzbefore 1.7.5-2.7.41.7.5-2.7.4
SUSE:Linux Enterprise Server 11 SP4-LTSSfirefox-libffibefore 3.2.1.git259-2.3.33.2.1.git259-2.3.3
SUSE:Linux Enterprise Server 11 SP4-LTSSfirefox-libffi-gcc5before 5.3.1+r233831-14.15.3.1+r233831-14.1
SUSE:Linux Enterprise Server 11 SP4-LTSSfirefox-pangobefore 1.40.14-2.7.41.40.14-2.7.4
SUSE:Linux Enterprise Server 11 SP4-LTSSmozilla-nsprbefore 4.21-29.6.14.21-29.6.1
SUSE:Linux Enterprise Server 11 SP4-LTSSmozilla-nssbefore 3.45-38.9.33.45-38.9.3
SUSE:Linux Enterprise Server 11 SP4-LTSSMozillaFirefoxbefore 68.2.0-78.51.468.2.0-78.51.4
SUSE:Linux Enterprise Server 11 SP4-LTSSMozillaFirefox-branding-SLEDbefore 68-21.9.868-21.9.8

Other highest-scoring records for the same primary product.

  • CVE-2014-0160The (1) TLS and (2) DTLS implementations in OpenSSL 1.0.1 before 1.0.1g do not properly handle Heartbeat Extension packets, which allows remKEV
    90Now
  • CVE-2021-3711SM2 Decryption Buffer Overflow
    65This week
  • CVE-2003-0545Double free vulnerability in OpenSSL 0.9.7 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code
    65This week
  • CVE-2016-2108The ASN.1 implementation in OpenSSL before 1.0.1o and 1.0.2 before 1.0.2c allows remote attackers to execute arbitrary code or cause a denia
    62This week
  • CVE-2016-6309statem/statem.c in OpenSSL 1.1.0a does not consider memory-block movement after a realloc call, which allows remote attackers to cause a den
    60This week
  • CVE-2022-3786X.509 Email Address Variable Length Buffer Overflow
    58Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
alpine:openssl1.0.2j-r0 · Alpine:v3.2Package registry (OSV)
debian:openssl1.0.2j-1 · Debian:12Package registry (OSV)
suse:firefox-atk2.26.1-2.8.4 · SUSE:Linux Enterprise Server 11 SP4-LTSSPackage registry (OSV)
suse:firefox-cairo1.15.10-2.13.4 · SUSE:Linux Enterprise Server 11 SP4-LTSSPackage registry (OSV)
suse:firefox-gdk-pixbuf2.36.11-2.8.4 · SUSE:Linux Enterprise Server 11 SP4-LTSSPackage registry (OSV)
suse:firefox-glib22.54.3-2.14.7 · SUSE:Linux Enterprise Server 11 SP4-LTSSPackage registry (OSV)
suse:firefox-gtk33.10.9-2.15.3 · SUSE:Linux Enterprise Server 11 SP4-LTSSPackage registry (OSV)
suse:firefox-harfbuzz1.7.5-2.7.4 · SUSE:Linux Enterprise Server 11 SP4-LTSSPackage registry (OSV)
suse:firefox-libffi3.2.1.git259-2.3.3 · SUSE:Linux Enterprise Server 11 SP4-LTSSPackage registry (OSV)
suse:firefox-libffi-gcc55.3.1+r233831-14.1 · SUSE:Linux Enterprise Server 11 SP4-LTSSPackage registry (OSV)
suse:firefox-pango1.40.14-2.7.4 · SUSE:Linux Enterprise Server 11 SP4-LTSSPackage registry (OSV)
suse:MozillaFirefox68.2.0-78.51.4 · SUSE:Linux Enterprise Server 11 SP4-LTSSPackage registry (OSV)
suse:MozillaFirefox-branding-SLED68-21.9.8 · SUSE:Linux Enterprise Server 11 SP4-LTSSPackage registry (OSV)
suse:nodejs44.6.0-8.1 · SUSE:Linux Enterprise Module for Web and Scripting 12Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
none
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
None
Availability impact
High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

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Change log

  1. Fix✗ → ✓

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References

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