CVE-2020-10871: In OpenWrt LuCI git-20.x, remote unauthenticated attackers can retrieve the list of installed packages and ser

This week

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2020-10871 is a medium-severity flaw (CVSS 5.3) affecting luci. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In OpenWrt LuCI git-20.x, remote unauthenticated attackers can retrieve the list of installed packages and services. NOTE: the vendor disputes the significance of this report because, for instances reachable by an unauthenticated actor, the same information is available in other (more complex) ways, and there is no plan to restrict the information further

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-200
Published	2020-03-23
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: openwrt

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-03-23 20:15 UTCPublished CVE record published
2026-06-17 02:48 UTCUpdated Record last modified

openwrt luci DOWNGRADE

Affected: git-20.049.11521-bebfe20 · git-20.078.22902-0ed0d42

Fixed in: no fixed release known

Safe to downgrade to: a release before git-20.049.11521-bebfe20

1. Check installed version

apt-cache policy luci || rpm -q luci || luci --version

2. No fixed release: DOWNGRADE to a release before git-20.049.11521-bebfe20 (Debian / Ubuntu)

apt-cache madison luci sudo apt install luci=<VERSION_BEFORE_git-20.049.11521-bebfe20> sudo apt-mark hold luci

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

dnf --showduplicates list luci sudo dnf downgrade luci-<VERSION_BEFORE_git-20.049.11521-bebfe20> sudo dnf versionlock add luci

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.

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-2020-10871?

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

Is CVE-2020-10871 being exploited?

CVE-2020-10871 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-2020-10871 affect?

CVE-2020-10871 affects luci. Severity is medium (CVSS 5.3). In OpenWrt LuCI git-20.x, remote unauthenticated attackers can retrieve the list of installed packages and services. NOTE: the vendor disputes the significance of this report because, for instances reachable by an unauthenticated actor, the

How urgent is CVE-2020-10871?

Priority 48/100. Public exploit reference; Remotely exploitable, no login, no user action

Software pages

Git vulnerabilities · OpenWrt vulnerabilities

Related CVEs

CVE-2021-27821 MEDIUM 6.1 UPGRADE The Web Interface for OpenWRT LuCI version 19.07 and lower has been discovered to have a cross-site scripting
CVE-2026-32721 HIGH 8.6 UPGRADE UPGRADE LuCI is the OpenWrt Configuration Interface
CVE-2023-3085 LOW 3.5 UPGRADE A vulnerability, which was classified as problematic, has been found in X-WRT luci up to 22.10_b202303061504
CVE-2023-24181 MEDIUM 5.4 DOWNGRADE LuCI openwrt-22.03 branch git-22.361.69894-438c598 was discovered to contain a reflected cross-site scripting
CVE-2022-41435 MEDIUM 5.4 DOWNGRADE OpenWRT LuCI version git-22.140.66206-02913be was discovered to contain a stored cross-site scripting (XSS) vu

References

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