Is CVE-2016-2377 actively exploited?

CVE-2016-2377 has no public evidence of in-the-wild exploitation as of 2025-04-20.

What is the CVSS score for CVE-2016-2377?

CVE-2016-2377 has a CVSS score of 8.1 (HIGH severity). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2016-2377?

Patch guidance is available from pidgin security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2016-2377.

Fix CVE-2016-2377 - HIGH pidgin pidgin

Q: Which products are affected by CVE-2016-2377?

5 products: pidgin pidgin, canonical ubuntu linux, canonical ubuntu linux, canonical ubuntu linux, debian debian linux.

Description

A buffer overflow vulnerability exists in the handling of the MXIT protocol in Pidgin. Specially crafted MXIT data sent by the server could potentially result in an out-of-bounds write of one byte. A malicious server can send a negative content-length in response to a HTTP request triggering the vulnerability.

CVSS Metrics

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: high
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-119 · Memory Buffer Errors

Metadata

Primary Vendor: PIDGIN
Published: 1/6/2017
Last Modified: 4/20/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

pidgin : pidgincanonical : ubuntu_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linuxdebian : debian_linux

Remediation Guidance

Executive Summary

Cite this page

CVE-2016-2377. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2016-2377

View on NIST NVD

CVE-2016-2377 vulnerability