CVE-2020-7982 Supply chain in n/a
A man-in-the-middle attacker can inject malicious packages into OpenWrt devices due to improper checksum verification in the opkg package manager.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-7982?
CVE-2020-7982 is a high-severity vulnerability in Openwrt Openwrt, published on 16 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in OpenWrt 18.06.0 to 18.06.6 and 19.07.0, and LEDE 17.01.0 to 17.01.7. A bug in the fork of the opkg package manager before 2020-01-25 prevents correct parsing of embedded checksums in the signed repository index, allowing a man-in-the-middle attacker to inject arbitrary package payloads (which are installed without verification).
Which versions are affected by CVE-2020-7982?
It affects 2 products.
Products include Openwrt Lede, Openwrt Openwrt.
How do I fix CVE-2020-7982?
No fix has been published for CVE-2020-7982 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-7982 being exploited?
There is no known exploitation of CVE-2020-7982 in the wild and no public exploit code.
Other vulnerabilities in Openwrt Openwrt
Sources
Also known as GHSA-573w-86fx-gf5p.