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-2022-43634

40
FAUCET Score

CVE-2022-43634 is a critical remote code execution vulnerability affecting Netatalk, specifically within the dsi_writeinit function. This flaw allows unauthenticated attackers to execute arbitrary code with root privileges due to improper validation of user-supplied data length before a heap-based buffer copy. With a CVSS score of 9.8 (CRITICAL), it presents a severe risk, requiring no authentication or user interaction for exploitation. While no public exploit code or active exploitation is currently reported, its high FAUCET Risk Score and media coverage indicate significant potential impact and community awareness.

Impacted Technologies

VendorProductVersion(s)CPE
3.1.13CPE matchmatch criteria
cpe:2.3:a:netatalk:netatalk:3.1.13:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
18.90%
Probability of exploitation in next 30 days
EPSS Percentile
97.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.1890 is in the 93rd percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

githubpatch availablevia llm_extracted
View patch
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

githubllm-github-7fa4cd286f0ccb79MEDIUM

AS-2023-005: Netatalk

Jun 29, 2023

References

github.com / Netatalk/Netatalk/pull/186
Patch
lists.debian.org / debian-lts-announce/2023/05/msg00018.html
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/EZYWSGVA6WXREMB6PV56HAHKU7R6KPOP
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/GEAFLA5L2SHOUFBAGUXIF2TZLGBXGJKT
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/SG6WZW5LXFVH3P7ZVZRGHUVJEMEFKQLI
debian.org / security/2023/dsa-5503
zerodayinitiative.com / advisories/ZDI-23-094
Third Party AdvisoryVDB Entry