PT-2018-5340 · Tinysvcmdns · Tinysvcmdns

Published 2018-04-24 · Updated 2022-04-19 · CVE-2017-12087

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions tinysvcmdns version 2016-07-18

Description A heap overflow issue exists in the tinysvcmdns library, allowing a specially crafted packet to overwrite an arbitrary amount of data on the heap with attacker-controlled values. This can be triggered by sending a dns packet.

Recommendations For tinysvcmdns version 2016-07-18, consider restricting access to the library until a patch is available to prevent potential exploitation. As a temporary workaround, avoid using the library to handle dns packets from untrusted sources. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2017-12087

Affected Products

Tinysvcmdns

References · 9

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2017-0439 · Exploit
• https://security-tracker.debian.org/tracker/CVE-2017-12087 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-12087 · Security Note
• https://cve.org/CVERecord?id=CVE-2017-12087 · Security Note
• https://osv.dev/vulnerability/CVE-2017-12087 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-12087 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-12087 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-12087 · Vendor Advisory
• https://bugs.launchpad.net/ubuntu/+source/shairport-sync/+bug/1729668 · Note