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CVE-1999-0206

25
FAUCET Score

CVE-1999-0206 describes a critical MIME buffer overflow vulnerability in Sendmail versions 8.8.0 and 8.8.1. This flaw allows an unauthenticated attacker to gain root access to affected systems over the network, as indicated by its CVSS score of 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C). Despite its high severity and potential for complete compromise, there is no public exploit code available, nor is it listed on the CISA KEV catalog, suggesting it is not actively exploited in the wild. Community discussion and media coverage for this older vulnerability are also nonexistent.

Impacted Technologies

VendorProductVersion(s)CPE
8.8CPE matchmatch criteria
cpe:2.3:a:eric_allman:sendmail:8.8:*:*:*:*:*:*:*
8.8.1CPE matchmatch criteria
cpe:2.3:a:eric_allman:sendmail:8.8.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

AV:N/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.90%
Probability of exploitation in next 30 days
EPSS Percentile
77.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0190 is in the 61st percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Remediation records are not available for this CVE.

References

exchange.xforce.ibmcloud.com / vulnerabilities/CVE-1999-0206