CVE-2020-7982

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).

Weakness classification

• CWE-345: Insufficient Verification of Data Authenticity
• CWE-754: Improper Check for Unusual or Exceptional Conditions

Primary references

• cve@mitre.org — Exploit, Press/Media Coverage, Third Party Advisory
• cve@mitre.org — Exploit, Third Party Advisory
• cve@mitre.org — Patch, Third Party Advisory
• cve@mitre.org — Vendor Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Exploit, Press/Media Coverage, Third Party Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
• af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory