Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2022-1473

26
FAUCET Score

CVE-2022-1473 is a denial-of-service vulnerability in OpenSSL versions 3.0.0 through 3.0.2, affecting the OPENSSL_LH_flush() function. This bug causes memory leaks when decoding certificates or keys in long-lived processes, leading to unbounded memory growth and potential system termination. With a CVSS score of 7.5 (High), it can be exploited remotely with low attack complexity, resulting in a complete denial of service. There is no evidence of active exploitation, public exploit code, or Metasploit/Nuclei modules, though it has received some community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
>= 3.0.0, < 3.0.3CPE matchmatch criteria
cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vsphere:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:clustered_data_ontap_antivirus_connector:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:santricity_smi-s_provider:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.52%
Probability of exploitation in next 30 days
EPSS Percentile
83.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0252 is in the 70th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: openssl-1:3.0.1-41.el9_0
View patch
rustpatch availablevia ghsa
Product: openssl-srcFixed in: 300.0.6

Vendor Advisories (2)

rustGHSA-g323-fr93-4j3chigh

Resource leakage when decoding certificates and keys

May 4, 2022
redhatCVE-2022-1473Moderate

openssl: OPENSSL_LH_flush() breaks reuse of memory

May 3, 2022

References

cert-portal.siemens.com / productcert/pdf/ssa-953464.pdf
git.openssl.org / gitweb
security.gentoo.org / glsa/202210-02
Third Party Advisory
security.netapp.com / advisory/ntap-20220602-0009
Third Party Advisory
openssl.org / news/secadv/20220503.txt
Vendor Advisory