Description
ReadyMedia (aka MiniDLNA) before versions 1.3.0 allows remote code execution. Sending a malicious UPnP HTTP request to the miniDLNA service using HTTP chunked encoding can lead to a signedness bug resulting in a buffer overflow in calls to memcpy/memmove.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | minidlna | 1.2.1+dfsg-3 | — |
| Debian 13 | minidlna | 1.2.1+dfsg-3 | — |
| Debian 12 | minidlna | 1.2.1+dfsg-3 | — |
| Debian 10 | minidlna | 1.2.1+dfsg-2+deb10u1 | DSA-4806-1 |
| Debian 9 | minidlna | 1.1.6+dfsg-1+deb9u1 | DLA-2489-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | minidlna | 1.2.1+dfsg-1ubuntu0.20.04.1 | USN-4722-1 |
| Ubuntu 18.04 LTS | minidlna | 1.2.1+dfsg-1ubuntu0.18.04.1 | USN-4722-1 |
| Ubuntu 16.04 LTS | minidlna | 1.1.5+dfsg-2ubuntu0.1 | USN-4722-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Package Hub 15 SP2 | minidlna | 1.3.0-bp152.4.3.1 | openSUSE-SU-2020:2204-1 |
| SUSE Package Hub 15 SP1 | minidlna | 1.3.0-bp151.2.3.1 | openSUSE-SU-2020:2226-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | minidlna | 1.3.0-2.7 | openSUSE-SU-2024:11050-1 |
| openSUSE Leap 15.2 | minidlna | 1.3.0-lp152.4.3.1 | openSUSE-SU-2020:2160-1 |
| openSUSE Leap 15.1 | minidlna | 1.3.0-lp151.3.3.1 | openSUSE-SU-2020:2194-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | minidlna | 1.2.1-r2 | — |
| Alpine v3.23 | minidlna | 1.2.1-r2 | — |
| Alpine v3.22 | minidlna | 1.2.1-r2 | — |
| Alpine v3.21 | minidlna | 1.2.1-r2 | — |
| Alpine v3.20 | minidlna | 1.2.1-r2 | — |
Show 8 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | minidlna | 1.2.1-r2 | — |
| Alpine v3.18 | minidlna | 1.2.1-r2 | — |
| Alpine v3.17 | minidlna | 1.2.1-r2 | — |
| Alpine v3.16 | minidlna | 1.2.1-r2 | — |
| Alpine v3.15 | minidlna | 1.2.1-r2 | — |
| Alpine v3.14 | minidlna | 1.2.1-r2 | — |
| Alpine v3.13 | minidlna | 1.2.1-r2 | — |
| Alpine v3.12 | minidlna | 1.2.1-r2 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
-
lorsanta/exploit-CVE-2020-28926 ★ 2 · Mar 3, 2021
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 8
- USN-4722-1 minidlna vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DSA-4806-1 minidlna - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-2489-1 minidlna - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:11050-1 minidlna-1.3.0-2.7 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:2160-1 Security update for minidlna SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:2226-1 Security update for minidlna SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:2194-1 Security update for minidlna SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:2204-1 Security update for minidlna SUSE / openSUSE Security Updates · Feb 4, 2026