PT-2020-3581 · Net Snmp+2 · Net-Snmp+2

Tobias Neitzel · Published 2020-07-31 · Updated 2025-12-03 · CVE-2020-15861

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Net-SNMP versions prior to 5.7.3

Description The issue allows for Escalation of Privileges due to the following of UNIX symbolic links (symlinks). This can potentially enable a remote attacker to access confidential data, compromise its integrity, and cause a denial of service.

Recommendations For versions prior to 5.7.3, update to version 5.7.3 or later to resolve the issue. At the moment, there is no information about additional mitigation measures for this vulnerability.

Fix

Link Following

Weakness Enumeration

CWE-59

Related Identifiers

BDU:2020-03914

CVE-2020-15861

DLA-2313-1

DSA-4746-1

USN-4471-1

USN-4471-2

Affected Products

Linuxmint

Net-Snmp

Ubuntu

References · 30

• https://github.com/net-snmp/net-snmp/commit/4fd9a450444a434a993bc72f7c3486ccce41f602 · Patch
• https://cve.org/CVERecord?id=CVE-2020-15861 · Security Note
• https://ubuntu.com/security/CVE-2020-15862 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4746-1 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se15-bulletin-20201201SE15 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-15861 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4471-2 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-15861 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4471-1 · Vendor Advisory
• https://osv.dev/vulnerability/USN-4471-2 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se16-bulletin-20210611SE16 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-15861 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2020-15861 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-03914 · Security Note
• https://usn.ubuntu.com/4471-1 · Vendor Advisory