NULL pointer dereference in Pidgin

CVE-2016-2369

A NULL pointer dereference vulnerability exists in the handling of the MXIT protocol in Pidgin. Specially crafted MXIT data sent via the server could potentially result in a denial of service vulnerability. A malicious server can send a packet starting with a NULL byte triggering the vulnerability.

EPSS: 0.023 (81.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

  • cret@cert.org (Technical Description, Third Party Advisory, x_refsource_MISC)
  • cret@cert.org (x_refsource_CONFIRM, Patch, Vendor Advisory)
  • cret@cert.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cret@cert.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • cret@cert.org (vendor-advisory, x_refsource_GENTOO)
  • cret@cert.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2016-2369?
CVE-2016-2369 is a medium-severity vulnerability in Pidgin, classified under NULL Pointer Dereference. CVSS score: 5.9/10. Published 2017-01-06.
How severe is CVE-2016-2369?
Medium severity. CVSS v3 base score is 5.9 out of 10.