CVE-2010-2063

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 78.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2010-06-17 · updated 2026-06-16
Weakness: CWE-119

Description

Buffer overflow in the SMB1 packet chaining implementation in the chain_reply function in process.c in smbd in Samba 3.0.x before 3.3.13 allows remote attackers to cause a denial of service (memory corruption and daemon crash) or possibly execute arbitrary code via a crafted field in a packet.

Affected products

Canonical Ubuntu Linux: 6.06, 8.04, 9.04
Debian Linux: 5.0
Samba: from 3.0.0 through 3.3.12

References

http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=873
http://lists.apple.com/archives/security-announce/2010//Aug/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html
http://marc.info/?l=bugtraq&m=129138831608422&w=2
http://marc.info/?l=bugtraq&m=130835366526620&w=2
http://marc.info/?l=samba-announce&m=127668712312761&w=2
http://osvdb.org/65518
http://secunia.com/advisories/40145
http://secunia.com/advisories/40210
http://secunia.com/advisories/40221
http://secunia.com/advisories/40293
http://secunia.com/advisories/42319

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