{"cve":"CVE-2011-2765","nvd":{"published":"2018-08-20T13:29:00.267","modified":"2026-06-16T23:31:57.513","status":"Modified","description":"pyro before 3.15 unsafely handles pid files in temporary directory locations and opening the pid file as root. An attacker can use this flaw to overwrite arbitrary files via symlinks.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5},"cwes":["CWE-59"],"references":["https://bugs.debian.org/631912","https://github.com/irmen/Pyro3/commit/554e095a62c4412c91f981e72fd34a936ac2bf1e","https://pythonhosted.org/Pyro/12-changes.html","https://bugs.debian.org/631912","https://github.com/irmen/Pyro3/commit/554e095a62c4412c91f981e72fd34a936ac2bf1e"],"products":["pyro_project:pyro"],"source":"nvd","synced_at":"2026-10-19T20:52:03.425131697+00:00"},"epss":{"cve":"CVE-2011-2765","score":0.02207,"percentile":0.82573,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-xrr4-74mc-rpjc","url":"https://osv.dev/vulnerability/GHSA-xrr4-74mc-rpjc","summary":"Pyro mishandles pid files in temporary directory locations and opening the pid file as root","modified":"2024-10-15T16:42:55.690770Z","packages":[{"ecosystem":"PyPI","name":"pyro","purl":"pkg:pypi/pyro","ranges":["<3.15"],"fixed":["3.15"]}]},{"id":"PYSEC-2018-99","url":"https://osv.dev/vulnerability/PYSEC-2018-99","summary":"","modified":"2023-11-08T03:57:00.374823Z","packages":[{"ecosystem":"PyPI","name":"pyro","purl":"pkg:pypi/pyro","ranges":["<3.15"],"fixed":["3.15"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}