vulnwire
7.5high

CVE-2016-7957

In Wireshark 2.2.0, the Bluetooth L2CAP dissector could crash, triggered by packet injection or a malformed capture file.

Published 9 y ago · modified 4 mo ago · JSON

CVSS
7.5
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
1.9%
percentile 80%
Public exploits
0
none known

In Wireshark 2.2.0, the Bluetooth L2CAP dissector could crash, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-btl2cap.c by avoiding use of a seven-byte memcmp for potentially shorter strings.

Exploit prediction (EPSS)

1.90% probability of exploitation in the next 30 days, higher than 80% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.07.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD2.05.0AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

References

  • code.wireshark.org /review/gitweb?p=wireshark.git%3Ba=commit%3Bh=355b56b1c6c545072ac0c1225730b526c6749f0a · x_refsource_CONFIRM, x_transferred
  • bugs.wireshark.org /bugzilla/show_bug.cgi?id=12825 · x_refsource_CONFIRM, x_transferred
  • securityfocus.com /bid/97597 · vdb-entry, x_refsource_BID, x_transferred
  • wireshark.org /security/wnpa-sec-2016-56.html · x_refsource_CONFIRM, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.