CVE-2008-3910

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2008-09-04 · updated 2026-06-16
Weakness: CWE-189

Description

dns2tcp before 0.4.1 does not properly handle negative values in a certain length field in the input argument to the (1) dns_simple_decode or (2) dns_decode function, which allows remote attackers to overwrite a buffer and have unspecified other impact.

Affected products

Hsc Dns2Tcp: through 0.4

References

http://www.hsc.fr/ressources/outils/dns2tcp/index.html.en
http://www.openwall.com/lists/oss-security/2008/09/03/5
http://www.securityfocus.com/bid/31080
https://exchange.xforce.ibmcloud.com/vulnerabilities/44974
http://www.hsc.fr/ressources/outils/dns2tcp/index.html.en
http://www.openwall.com/lists/oss-security/2008/09/03/5
http://www.securityfocus.com/bid/31080
https://exchange.xforce.ibmcloud.com/vulnerabilities/44974

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