What’s Vulnerable › Vulnerabilities

CVE-2020-36420

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-15 · updated 2026-06-17
• Weakness: CWE-617

Description

Polipo through 1.1.1, when NDEBUG is omitted, allows denial of service via a reachable assertion during parsing of a malformed Range header. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Affected products

• Polipo Project Polipo: through 1.1.1

References

• http://www.openwall.com/lists/oss-security/2021/07/18/1
• https://bugs.gentoo.org/755896
• https://github.com/jech/polipo/commit/4d42ca1b5849518762d110f34b6ce2e03d6df9ec
• https://www.openwall.com/lists/oss-security/2020/11/18/1
• http://www.openwall.com/lists/oss-security/2021/07/18/1
• https://bugs.gentoo.org/755896
• https://github.com/jech/polipo/commit/4d42ca1b5849518762d110f34b6ce2e03d6df9ec
• https://www.openwall.com/lists/oss-security/2020/11/18/1

Get alerted when CVE-2020-36420 or the next vulnerability affects your stack