70630 : MaraDNS dns/Compress.c compress_add_dlabel_points() Function Remote Overflow DoS
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Views This Week Views All Time Added to OSVDB Last Modified Modified (since 2008) Percent Complete
3 1499 about 3 years ago about 3 years ago 4 times 100%

Timeline

Disclosure Date
2011-01-23

Description

MaraDNS is prone to an overflow condition. The 'compress_add_dlabel_points()' function in 'dns/Compress.c' fails to properly sanitize user-supplied input resulting in a heap-based buffer overflow. With a specially crafted request, a remote attacker can potentially cause a denial of service.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Availability
Solution: Solution Unknown
Exploit: Exploit Public
Disclosure: Uncoordinated Disclosure

Solution

OSVDB is not aware of a solution for this vulnerability.

Products

Sam Trenholme
MaraDNS
1.4.03
1.4.05

References

Credit

CVSSv2 Score

CVSSv2 Base Score = 7.5
Source: nvd.nist.gov | Generated: 2011-01-31 | Disagree?

Access_vector_2 Access_complexity_2 Authentication_2 Confidentiality_impact_1 Integrity_impact_1 Availability_impact_1

Comments

No Comments.

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