PT-2022-20669 · Unknown · Dlt-Daemon

Leslie-Bcy · Published 2022-06-16 · Updated 2023-02-03 · CVE-2022-31291

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions dlt-daemon version 2.18.8

Description An issue in the dlt config file parser.c file allows attackers to cause a double free via crafted TCP packets. This can be exploited by sending specifically crafted packets to the affected system.

Recommendations For dlt-daemon version 2.18.8, consider restricting access to the dlt config file parser.c function until a patch is available. As a temporary workaround, avoid using the affected function to parse configuration files from untrusted sources. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Double Free

Weakness Enumeration

CWE-415

Related Identifiers

CVE-2022-31291

DLA-3231-1

Affected Products

Dlt-Daemon

References · 14

• https://github.com/COVESA/dlt-daemon/pull/376/commits · Patch
• https://osv.dev/vulnerability/DLA-3231-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-31291 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-31291 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-31291 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-31291 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-31291 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-31291 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-31291 · Security Note
• https://github.com/COVESA/dlt-daemon/commit/6a3bd901d825c7206797e36ea98e10a218f5aad2 · Note
• https://github.com/COVESA/dlt-daemon/pull/376 · Note
• https://lists.debian.org/debian-lts-announce/2022/12/msg00016.html · Note
• https://t.me/cvenotify/31728 · Telegram Post
• https://t.me/cibsecurity/44657 · Telegram Post