SB2016091353 - Input validation error in wireshark (Alpine package)
Published: September 13, 2016
Security Bulletin ID
SB2016091353
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Input validation error (CVE-ID: CVE-2016-6512)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
epan/dissectors/packet-wap.c in Wireshark 2.x before 2.0.5 omits an overflow check in the tvb_get_guintvar function, which allows remote attackers to cause a denial of service (infinite loop) via a crafted packet, related to the MMSE, WAP, WBXML, and WSP dissectors.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=c391ebdf94fe2d08dd67176f88fa086e00472396
- https://git.alpinelinux.org/aports/commit/?id=012e5b8ddaa5ad3353e0df651fd6b2f2097705ab
- https://git.alpinelinux.org/aports/commit/?id=f6afaa861224ce3d821a888f83fbf119cc4b5d34
- https://git.alpinelinux.org/aports/commit/?id=a3941a00036014165b8ba5ecdf3b74264d05f3c4
- https://git.alpinelinux.org/aports/commit/?id=321943e67f60cf0aa806ebdd06be6ccee0200c88
- https://git.alpinelinux.org/aports/commit/?id=6ebfa63cc3b58907d0d1ba7e084b3bd455bc6e93
- https://git.alpinelinux.org/aports/commit/?id=a1dc4c24d005744d531fa7f9250ed646b85975ff
- https://git.alpinelinux.org/aports/commit/?id=ba6830f4a71ca1ed8dc48aee9af0e7c91276ca04