CVE-2010-2115: SolarWinds TFTP Server 10.4.0.10 allows remote attackers to cause a denial of service (no new connections) via

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MEDIUM 5.0DOWNGRADE

CVE-2010-2115 is a medium-severity flaw (CVSS 5.0) affecting tftp server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SolarWinds TFTP Server 10.4.0.10 allows remote attackers to cause a denial of service (no new connections) via a crafted read request.

Why this priority

EPSS top 1%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	56.0% (top 1%)
CISA exploited list	No
Weakness	CWE-20
Published	2010-05-28
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: solarwinds

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2010-05-28 20:30 UTCPublished CVE record published
2026-06-16 23:20 UTCUpdated Record last modified

solarwinds tftp server DOWNGRADE

Affected: 10.4.0.10

Fixed in: no fixed release known

Safe to downgrade to: a release before 10.4.0.10

1. Check installed version

apt-cache policy tftp-server || rpm -q tftp-server || tftp-server --version

2. No fixed release: DOWNGRADE to a release before 10.4.0.10 (Debian / Ubuntu)

apt-cache madison tftp-server sudo apt install tftp-server=<VERSION_BEFORE_10.4.0.10> sudo apt-mark hold tftp-server

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list tftp-server sudo dnf downgrade tftp-server-<VERSION_BEFORE_10.4.0.10> sudo dnf versionlock add tftp-server

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: SolarWinds TFTP Server 10.4.0.10 - Denial of Service
Metasploit: SolarWinds TFTP Server 10.4.0.10 Denial of Service

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2010-2115?

tftp server: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2010-2115 being exploited?

CVE-2010-2115 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2010-2115 affect?

CVE-2010-2115 affects tftp server. Severity is medium (CVSS 5.0). SolarWinds TFTP Server 10.4.0.10 allows remote attackers to cause a denial of service (no new connections) via a crafted read request.

How urgent is CVE-2010-2115?

Priority 47/100. EPSS top 1%: very likely to be exploited; Public exploit reference

Related CVEs

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CVE-2011-4722 HIGH 7.8 DOWNGRADE Directory traversal vulnerability in the TFTP Server 1.0.0.24 in Ipswitch WhatsUp Gold allows remote attackers
CVE-2010-2310 MEDIUM 5.0 DOWNGRADE SolarWinds TFTP Server 10.4.0.13 allows remote attackers to cause a denial of service (crash) via a long write
CVE-2010-1174 MEDIUM 5.0 DOWNGRADE Cisco TFTP Server 1.1 allows remote attackers to cause a denial of service (daemon crash) via a crafted (1) re
CVE-2009-3115 MEDIUM 5.0 UPGRADE SolarWinds TFTP Server 9.2.0.111 and earlier allows remote attackers to cause a denial of service (service sto

References

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