Strix
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CVE-2003-0688

UnknownEPSS 3.34%

Last modified

CVE-2003-0688 is a vulnerability of currently unknown severity. The DNS map code in Sendmail 8.12.8 and earlier, when using the "enhdnsbl" feature, does not properly initialize certain data structures, which allows remote attackers to cause a denial of service (process crash) via an invalid DNS response that causes Sendmail to free incorrect data.. EPSS estimates a 3.34% chance of exploitation in the next 30 days.

Description

The DNS map code in Sendmail 8.12.8 and earlier, when using the "enhdnsbl" feature, does not properly initialize certain data structures, which allows remote attackers to cause a denial of service (process crash) via an invalid DNS response that causes Sendmail to free incorrect data.

Metrics

EPSS Probability
3.34%

87.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
RedhatSendmail8.12.5-7
RedhatSendmail8.12.8-4
SendmailSendmail8.12.1
SendmailSendmail8.12.2
SendmailSendmail8.12.3
SendmailSendmail8.12.4
SendmailSendmail8.12.5
SendmailSendmail8.12.6
SendmailSendmail8.12.7
SendmailSendmail8.12.8
SgiIrix6.5.19
SgiIrix6.5.20
SgiIrix6.5.21
CompaqTru645.0a
CompaqTru645.1
FreebsdFreebsd4.6
FreebsdFreebsd4.7
FreebsdFreebsd4.8
FreebsdFreebsd5.0
OpenbsdOpenbsd3.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2003-0688?
The DNS map code in Sendmail 8.12.8 and earlier, when using the "enhdnsbl" feature, does not properly initialize certain data structures, which allows remote attackers to cause a denial of service (process crash) via an invalid DNS response that causes Sendmail to free incorrect data.
How severe is CVE-2003-0688?
Severity scoring for CVE-2003-0688 is pending analysis. The EPSS model estimates a 3.34% probability of exploitation in the next 30 days.
How do I fix CVE-2003-0688?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2003-0688?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST