CVE-2013-2488
MEDIUM severity · CVSS 5 · Improper input validation
5CVSS MEDIUM
Summary
The DTLS dissector in Wireshark 1.6.x before 1.6.14 and 1.8.x before 1.8.6 does not validate the fragment offset before invoking the reassembly state machine, which allows remote attackers to cause a denial of service (application crash) via a large offset value that triggers write access to an invalid memory location.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)3%
AV:N/AC:L/Au:N/C:N/I:N/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=48011Advisory
- http://www.wireshark.org/docs/relnotes/wireshark-1.6.14.htmlAdvisory
- http://www.wireshark.org/docs/relnotes/wireshark-1.8.6.htmlAdvisory
- http://www.wireshark.org/security/wnpa-sec-2013-22.htmlAdvisory
- http://lists.opensuse.org/opensuse-updates/2013-03/msg00065.html
- http://lists.opensuse.org/opensuse-updates/2013-03/msg00077.html
- http://secunia.com/advisories/52471
- http://www.debian.org/security/2013/dsa-2644