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-2009-0858

28
FAUCET Score

CVE-2009-0858 describes a vulnerability in Daniel J. Bernstein djbdns 1.05 and earlier, specifically within the response_addname function. This flaw allows remote attackers to inject arbitrary DNS records into responses by manipulating zone data for a third-party subdomain. The vulnerability has a CVSS score of 5.8, indicating a medium severity, with a network attack vector, medium attack complexity, and potential for partial integrity and availability impact. While not listed in CISA's KEV catalog, an exploit for remote cache poisoning exists on ExploitDB, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.05CPE matchmatch criteria
cpe:2.3:a:d.j.bernstein:djbdns:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.8MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
4.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
6.28%
Probability of exploitation in next 30 days
EPSS Percentile
92.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-32825 · Feb 27, 2009
This CVE's current EPSS score of 0.0628 is in the 92nd percentile among its peer group of 19,955 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

it.slashdot.org / article.pl
marc.info
marc.info
secunia.com / advisories/35820
securityandthe.net / 2009/03/05/security-issue-in-djbdns-confirmed
Patch
exchange.xforce.ibmcloud.com / vulnerabilities/49003
debian.org / security/2009/dsa-1831
securityfocus.com / archive/1/501294/100/0/threaded
securityfocus.com / archive/1/501340/100/0/threaded
securityfocus.com / archive/1/501479/100/0/threaded
securityfocus.com / bid/33937
Exploit